1830787

Information

• Patent Grant
• 1830787

• References
• Source

• Patent Number

  1,830,787

• Date Filed

  Not available

• Date Issued

  Tuesday, November 10, 1931
  93 years ago

• CPC

  • B21K1/704 - Cap nuts
  • Y10T29/49945 - by driven force fit

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 029 - Metal working
  • 470 - Threaded, headed fastener, or washer making: process and apparatus