1767653

Information

• Patent Grant
• 1767653

• References
• Source

• Patent Number

  1,767,653

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1930
  94 years ago

• CPC

  • C21D9/0093 - for screws; for bolts
  • Y10S148/907 - Threaded or headed fastener
  • Y10S411/90 - Fastener or fastener element composed of plural different materials

• US Classifications

  • 148 - Metal treatment
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 470 - Threaded, headed fastener, or washer making: process and apparatus