2812526

Information

• Patent Grant
• 2812526

• References
• Source

• Patent Number

  2,812,526

• Date Filed

  Not available

• Date Issued

  Tuesday, November 12, 1957
  67 years ago

• CPC

  • B21G3/005 - Nails or pins for special purposes
  • B21G3/10 - of undulated nails or pins

• US Classifications

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