500043

Information

• Patent Grant
• 500043

• References
• Source

• Patent Number

  500,043

• Date Filed

  Not available

• Date Issued

  Tuesday, June 20, 1893
  132 years ago

• CPC

  • B23G1/08 - Machines with a plurality of working spindles

• US Classifications

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