1770523

Information

• Patent Grant
• 1770523

• References
• Source

• Patent Number

  1,770,523

• Date Filed

  Not available

• Date Issued

  Tuesday, July 15, 1930
  95 years ago

• CPC

  • F16B39/04 - with a member penetrating the screw-threaded surface of at least one part
  • Y10S411/944 - Flexible key

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener