1773471

Information

• Patent Grant
• 1773471

• References
• Source

• Patent Number

  1,773,471

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1930
  93 years ago

• CPC

  • B23P15/48 - threading tools

• US Classifications

  • 072 - Metal deforming
  • 076 - Metal tools and implements, making
  • 470 - Threaded, headed fastener, or washer making: process and apparatus