1377658

Information

• Patent Grant
• 1377658

• References
• Source

• Patent Number

  1,377,658

• Date Filed

  Not available

• Date Issued

  Tuesday, May 10, 1921
  103 years ago

• CPC

  • E05B63/127 - the bolt having an additional rotating bolt or movement
  • Y10T70/5261 - Key operable only
  • Y10T70/5327 - Keeper interlocking
  • Y10T70/5535 - Trip release

• US Classifications

  • 070 - Locks