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Pro-Phy-Lac-Tic Brush Company

An American toothbrush and household-brush manufacturer established in Florence, Massachusetts, in 1866.

Last updated August 26, 2026

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History

The enterprise that became the Pro-Phy-Lac-Tic Brush Company was founded in 1866 in Florence, Massachusetts, as the Florence Manufacturing Company. Its founders were George A. Burr, S. L. Hinckley, D. G. Littlefield, I. S. Parsons, and George A. Scott. The original business was diversified, making lockets, mirrors, and toilet brushes rather than concentrating on one category. By the late 1890s, the company had developed a broader manufacturing portfolio that included toothbrushes, aluminum goods, wooden toilet articles, composition brushes, and mirrors. Toothbrush production eventually became central to its identity. The business marketed a Pro-phy-lac-tic toothbrush and used advertising to build recognition for the product. In 1924, the company formally changed its name from Florence Manufacturing Company to Pro-Phy-Lac-Tic Brush Company, aligning its corporate identity with its best-known product category. The company had become a significant manufacturer by the 1920s. The Wall Street Journal described it as the largest producer of toothbrushes in the United States in 1924. Its manufacturing system included a factory in Shanghai, China, with approximately 600 workers during the early twentieth century. The Shanghai operation made brush bristles for shipment to the Florence facility, where final production took place. The arrangement was an important feature of the company's supply and production network, although the available historical source does not provide a complete account of its dates, ownership, or later fate. The corporation also had a documented record of shareholder distributions, paying a regular dividend on common stock from 1887 through 1924. On February 19, 1930, Lambert Pharmaceutical Co. acquired the business. Lambert was then the owner associated with Listerine, so the acquisition connected an established oral-care manufacturer with a major pharmaceutical and mouthwash business. The available account does not establish whether the toothbrush company continued as a distinct operating company, whether its products were absorbed into another brand structure, or when its manufacturing ended. World War II brought an additional type of production. The company manufactured dummy plastic bayonets for the U.S. Navy's Mk 1 Dummy Training Rifle. These items were intended for training rather than combat and represented a wartime application of the company's plastic and molded-product capabilities. No reliable information in the supplied material confirms the company's current legal, commercial, or brand status. Its historical record is therefore best understood as that of a nineteenth-century Massachusetts manufacturer that became a major American toothbrush producer, developed an international component-supply operation, joined Lambert's oral-care portfolio in 1930, and undertook wartime contract production.

  • 1930

    Acquired by Lambert Pharmaceutical Co.

    [1]

    Lambert Pharmaceutical Co., the then-owner of Listerine, acquired the company on February 19, 1930.

  • 1924

    Corporate name changed to Pro-Phy-Lac-Tic Brush Company

    [1]

    The company adopted the name associated with its advertised Pro-phy-lac-tic toothbrush and was reported as the largest U.S. toothbrush producer.

  • 1890

    Toothbrushes became part of the expanded product range

    [1]

    By the late 1890s, the company's products included toothbrushes as well as aluminum goods, wooden toilet items, composition brushes, and mirrors.

  • 1887

    Regular common-stock dividends began within the documented period

    [1]

    The corporation is reported to have paid a regular dividend on its common stock from 1887 through 1924.

  • 1866

    Florence Manufacturing Company founded

    [1]

    George A. Burr, S. L. Hinckley, D. G. Littlefield, I. S. Parsons, and George A. Scott established the company in Florence, Massachusetts.

  • World War II training-equipment production

    [1]

    During World War II, the company manufactured dummy plastic bayonets for the U.S. Navy's Mk 1 Dummy Training Rifle.

Products and positioning

Historically positioned as a large-scale American producer of branded toothbrushes and related personal-care and household-brush products, with a strong emphasis on advertised oral-hygiene goods.

  • Toothbrushes

    Pro-phy-lac-tic toothbrush

    The company's best-known branded product was the Pro-phy-lac-tic toothbrush. It was heavily advertised and became sufficiently central to the business that the corporate name was changed in 1924 to incorporate the product identity. The available source does not specify the exact brush designs, materials, packaging, or later product history.

  • Brushes · 1866

    Household and toilet brushes

    The company's early and expanded product lines included toilet brushes and composition brushes. These products formed part of a wider household and personal-care manufacturing portfolio that also included toothbrushes and toilet articles.

  • Personal-care accessories · 1866

    Mirrors and toilet articles

    Mirrors were among the company's early products and remained part of its broader late-nineteenth-century range. The company also made wooden toilet items and aluminum goods, demonstrating that its historical business extended beyond brushes alone.

  • Military training equipment

    Dummy plastic bayonets

    During World War II, the company produced dummy plastic bayonets for the U.S. Navy's Mk 1 Dummy Training Rifle. These were training accessories rather than combat weapons and represented wartime contract manufacturing outside the company's normal consumer-product categories.

Brand decisions

  • 1930

    Acquisition by Lambert Pharmaceutical Co.M&A

    Background

    Lambert Pharmaceutical Co. already owned Listerine and acquired the established toothbrush manufacturer as part of the wider oral-care business environment.

    Action taken

    Lambert Pharmaceutical Co. purchased Pro-Phy-Lac-Tic Brush Company on February 19, 1930.

    Aftermath

    The acquisition placed the toothbrush manufacturer under Lambert ownership; subsequent operating and brand arrangements are not established by the available source.

  • 1924

    Adopted the Pro-Phy-Lac-Tic Brush Company nameStrategy

    Background

    Toothbrushes and the advertised Pro-phy-lac-tic product had become central to the company's identity after decades of diversified manufacturing.

    Action taken

    The Florence Manufacturing Company changed its corporate name to Pro-Phy-Lac-Tic Brush Company.

    Aftermath

    The renamed company was reported as the largest producer of toothbrushes in the United States in 1924.

Sources1 sources

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