1455577

Information

• Patent Grant
• 1455577

• References
• Source

• Patent Number

  1,455,577

• Date Filed

  Not available

• Date Issued

  Tuesday, May 15, 1923
  101 years ago

• CPC

  • E05B27/0067 - whereby a small rotation without the correct key blocks further movement of a tumbler
  • Y10S70/37 - Cylinder lock, multiple tumbler arrangements
  • Y10T70/7605 - Pin tumblers
  • Y10T70/7684 - Plug
  • Y10T70/7932 - Anti-pick
  • Y10T70/7944 - Guard tumbler

• US Classifications

  • 070 - Locks