1659299

Information

• Patent Grant
• 1659299

• References
• Source

• Patent Number

  1,659,299

• Date Filed

  Not available

• Date Issued

  Tuesday, February 14, 1928
  97 years ago

• CPC

  • E05B37/00 - Permutation or combination locks Puzzle locks
  • Y10T70/80 - Parts, attachments, accessories and adjuncts
  • Y10T70/8297 - For combination-operated mechanism
  • Y10T70/8351 - Operating attachments
  • Y10T70/8946 - Emergency unlocking or release arrangements

• US Classifications

  • 070 - Locks
  • 109 - Safes, bank protection, or a related device