170949

Information

• Patent Grant
• 170949

• References
• Source

• Patent Number

  170,949

• Date Filed

  Not available

• Date Issued

  Tuesday, December 14, 1875
  149 years ago

• CPC

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

• US Classifications

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