638151

Information

• Patent Grant
• 638151

• References
• Source

• Patent Number

  638,151

• Date Filed

  Not available

• Date Issued

  Tuesday, November 28, 1899
  125 years ago

• CPC

  • E05B15/08 - Key guides Key pins Keyholes; Keyhole finders
  • Y10S70/28 - Fence tumbler
  • Y10T70/7503 - Tumbler and ward type
  • Y10T70/7633 - Transverse of plug

• US Classifications

  • 070 - Locks