1829444

Information

• Patent Grant
• 1829444

• References
• Source

• Patent Number

  1,829,444

• Date Filed

  Not available

• Date Issued

  Tuesday, October 27, 1931
  94 years ago

• CPC

  • E05B37/00 - Permutation or combination locks Puzzle locks
  • E05B13/001 - Covers preventing access to handles or keys
  • Y10S70/58 - Handle guard
  • Y10S292/02 - Auxiliary knob slip covers, guards
  • Y10T70/30 - Hasp
  • Y10T70/554 - Cover, lid, cap, encasing shield
  • Y10T70/5628 - Valve encasing
  • Y10T70/5765 - Rotary or swinging
  • Y10T70/5779 - With padlock
  • Y10T70/5867 - Encased
  • Y10T70/7141 - Combination and key
  • Y10T70/7915 - Tampering prevention or attack defeating
  • Y10T70/8297 - For combination-operated mechanism

• US Classifications

  • 070 - Locks
  • 292 - Closure fasteners