1887016

Information

• Patent Grant
• 1887016

• References
• Source

• Patent Number

  1,887,016

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1932
  92 years ago

• CPC

  • E05B37/20 - Puzzle locks
  • E05B27/0028 - Other locks than cylinder locks with tumbler pins or balls
  • Y10S70/81 - Camouflaging means
  • Y10T70/5199 - Swinging door
  • Y10T70/5341 - Key operable only
  • Y10T70/7582 - Sliding plug
  • Y10T70/7757 - Push or pull key operation
  • Y10T70/8541 - Mounting arrangements

• US Classifications

  • 070 - Locks