3797004

Information

• Patent Grant
• 3797004

• References
• Source

• Patent Number

  3,797,004

• Date Filed

  Not available

• Date Issued

  Tuesday, March 12, 1974
  50 years ago

• CPC

  • E05B45/0605 - for preventing of leaving the key
  • E05B45/10 - by introducing the key or another object
  • E05B17/181 - pivoting inwardly
  • E05B17/186 - sliding
  • Y10S70/49 - with alarm

• US Classifications

  • 340 - Communications: electrical
  • 070 - Locks
  • 200 - Electricity: circuit makers and breakers