1934253

Information

• Patent Grant
• 1934253

• References
• Source

• Patent Number

  1,934,253

• Date Filed

  Not available

• Date Issued

  Tuesday, November 7, 1933
  91 years ago

• CPC

  • B21K1/705 - Castellated nuts

• US Classifications

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