3500586

Information

• Patent Grant
• 3500586

• References
• Source

• Patent Number

  3,500,586

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1970
  55 years ago

• CPC

  • E05D13/1223 - Spring safety devices
  • Y10T16/64 - Spring

• US Classifications

  • 049 - Movable or removable closures
  • 016 - Miscellaneous hardware