Vintage Hinged Dental Display Model by Pro-Phy-Lac-Tic

c. 1920s-1930s; Pro-Phy-Lac-Tic Brush Company - Florence, MA Compact hinged dental demonstration model molded in early celluloid or composition plastic, featuring a full upper and lower set of anatomically rendered teeth mounted within a faceted metal-edged case. The model opens and closes smoothly, revealing detailed tooth forms and gum contours intended for in-office demonstration or patient education. The exterior retains its original metal top plate stamped with the maker's mark, lending the piece a finished, presentation-quality appearance. The Pro-Phy-Lac-Tic Brush Company was founded in the early 20th century in Florence, Massachusetts, and became one of the most influential American manufacturers of dental hygiene products, best known for popularizing toothbrush use through aggressive marketing, professional outreach, and educational tools like this model. Shows light surface wear consistent with age, including minor scuffs to the metal plates and slight discoloration to the molded surfaces. Hinge functions properly and the model opens and closes easily. 6" W x 4.5" D x 3.75" H MM - 18415 - 122225 For information regarding shipping, please visit our Terms & Conditions page here.