499503

Information

• Patent Grant
• 499503

• References
• Source

• Patent Number

  499,503

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1893
  131 years ago

• CPC

  • E05B39/04 - with counting or registering devices
  • Y10S70/38 - Cylinder lock, lateral keyhole
  • Y10T70/5177 - Extending keeper
  • Y10T70/519 - Projecting or extending bolt
  • Y10T70/8135 - With register

• US Classifications

  • 070 - Locks
  • 235 - Registers