619940

Information

• Patent Grant
• 619940

• References
• Source

• Patent Number

  619,940

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1899
  126 years ago

• CPC

  • E05B17/103 - on keys
  • Y10T70/7198 - Single tumbler set
  • Y10T70/7401 - Spindles

• US Classifications

  • 070 - Locks