3789974

Information

• Patent Grant
• 3789974

• References
• Source

• Patent Number

  3,789,974

• Date Filed

  Not available

• Date Issued

  Tuesday, February 5, 1974
  50 years ago

• CPC

  • B21G1/04 - of needles specially adapted for use in machines or tools
  • B21G3/32 - Feeding material to be worked to nail or pin making machines

• US Classifications

  • 198 - Conveyors: power-driven