1853243

Information

• Patent Grant
• 1853243

• References
• Source

• Patent Number

  1,853,243

• Date Filed

  Not available

• Date Issued

  Tuesday, April 12, 1932
  92 years ago

• CPC

  • E05B37/00 - Permutation or combination locks Puzzle locks
  • Y10S70/49 - with alarm
  • Y10S292/37 - Push button operators
  • Y10T70/5389 - Manually operable
  • Y10T70/7288 - Spindle operator
  • Y10T292/18 - Free-end-engaging means

• US Classifications

  • 070 - Locks
  • 292 - Closure fasteners
  • 340 - Communications: electrical