1813947

Information

• Patent Grant
• 1813947

• References
• Source

• Patent Number

  1,813,947

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1931
  93 years ago

• CPC

  • F16B37/02 - made of thin sheet material
  • Y10S411/957 - Biting tooth
  • Y10S411/972 - Distorted

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener