2644178

Information

• Patent Grant
• 2644178

• References
• Source

• Patent Number

  2,644,178

• Date Filed

  Not available

• Date Issued

  Tuesday, July 7, 1953
  72 years ago

• CPC

  • B23P19/082 - for placing washers on nuts
  • Y10T29/4994 - Radially expanding internal tube
  • Y10T29/49996 - Successive distinct removal operations
  • Y10T29/5125 - Stock turret

• US Classifications

  • 470 - Threaded, headed fastener, or washer making: process and apparatus
  • 029 - Metal working