1915640

Information

• Patent Grant
• 1915640

• References
• Source

• Patent Number

  1,915,640

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1933
  92 years ago

• CPC

  • F16B21/186 - external
  • Y10S411/925 - Top stop

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
  • 174 - Electricity: conductors and insulators