1916432

Information

• Patent Grant
• 1916432

• References
• Source

• Patent Number

  1,916,432

• Date Filed

  Not available

• Date Issued

  Tuesday, July 4, 1933
  91 years ago

• CPC

  • B21J9/04 - Piercing presses
  • B21J5/10 - Piercing billets
  • B21J13/14 - Ejecting devices
  • B21K1/705 - Castellated nuts
  • B21K1/707 - Self-locking nuts

• US Classifications

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