2812527

Information

• Patent Grant
• 2812527

• References
• Source

• Patent Number

  2,812,527

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1957
  67 years ago

• CPC

  • B21K1/704 - Cap nuts
  • B21K1/708 - wing nuts
  • B21H1/00 - Making articles shaped as bodies of revolution
  • Y10S411/947 - Elastic-gripping action

• US Classifications

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