1970196

Information

• Patent Grant
• 1970196

• References
• Source

• Patent Number

  1,970,196

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1934
  90 years ago

• CPC

  • E05D3/02 - with one pin
  • E05D2700/02 - Hinges with one pivot axis and one bearing surface
  • Y10T16/5357 - Resiliently biased retaining means
  • Y10T16/625 - Spring

• US Classifications

  • 016 - Miscellaneous hardware
  • 351 - Optics: eye examining, vision testing and correcting