2312930

Information

• Patent Grant
• 2312930

• References
• Source

• Patent Number

  2,312,930

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1943
  81 years ago

• CPC

  • A61H5/00 - Exercisers for the eyes
  • Y10T74/18472 - Crank and pitman actuator
  • Y10T74/1914 - Alternate drivers and driven

• US Classifications

  • 606 - Surgery
  • 074 - Machine element or mechanism