Stony Brook University Libraries Digital Projects and Exhibits

Items

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  Chayes Belt Drive Handpiece, circa mid-20th century

  Chayes belt-driven handpiece. [labelled] CHAYES PAT. NO. 2016766 / MADE IN U.S.A. [numbered 22322 on reverse]
  Date: circa mid-twentieth century
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  Chayes Belt-Driven High-Speed Handpiece, ca. 1950s

  Chayes belt-driven high-speed handpiece, 150,000 rpm. [on handpiece] CHAYES P - C ANGLE / MADE IN U.S.A. / PAT. PEND
  Date: circa 1950s