2855588

Information

• Patent Grant
• 2855588

• References
• Source

• Patent Number

  2,855,588

• Date Filed

  Not available

• Date Issued

  Tuesday, October 7, 1958
  66 years ago

• CPC

  • G08B13/22 - Electrical actuation
  • Y10S70/49 - with alarm
  • Y10T70/25 - With reset mechanisms
  • Y10T70/7017 - Interval terminating
  • Y10T70/7068 - Actuated after correct combination recognized [e.g., numerical, alphabetical, or magnet[s] pattern]
  • Y10T70/8216 - Tampering detector

• US Classifications

  • 070 - Locks
  • 340 - Communications: electrical