3704608

Information

• Patent Grant
• 3704608

• References
• Source

• Patent Number

  3,704,608

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1972
  52 years ago

• CPC

  • E05B65/0032 - for hotel rooms
  • Y10T70/5226 - Combined dead bolt and latching bolt
  • Y10T70/7463 - Master- and change-key
  • Y10T70/7712 - Rollbacks

• US Classifications

  • 070 - Locks