2638770

Information

• Patent Grant
• 2638770

• References
• Source

• Patent Number

  2,638,770

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1953
  71 years ago

• CPC

  • E05B41/00 - Locks with visible indication as to whether the lock is locked or unlocked
  • Y10T70/5226 - Combined dead bolt and latching bolt
  • Y10T70/8189 - Contactual feeler

• US Classifications

  • 070 - Locks