1929164

Information

• Patent Grant
• 1929164

• References
• Source

• Patent Number

  1,929,164

• Date Filed

  Not available

• Date Issued

  Tuesday, October 3, 1933
  91 years ago

• CPC

  • B21K1/68 - from round or profiled bars

• US Classifications

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