2022573

Information

• Patent Grant
• 2022573

• References
• Source

• Patent Number

  2,022,573

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1935
  89 years ago

• CPC

  • B23G9/004 - Finishing screws
  • Y10T29/5129 - Rotary work - horizontal axis

• US Classifications

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