1759890

Information

• Patent Grant
• 1759890

• References
• Source

• Patent Number

  1,759,890

• Date Filed

  Not available

• Date Issued

  Tuesday, May 27, 1930
  94 years ago

• CPC

  • B21K1/50 - Trimming or shearing formed heads

• US Classifications

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