2197952

Information

• Patent Grant
• 2197952

• References
• Source

• Patent Number

  2,197,952

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1940
  84 years ago

• CPC

  • E05B27/00 - Cylinder locks and other locks with tumbler pins which are set by pushing the key in
  • E05B2027/0025 - having means preventing rotation of the tumbler
  • Y10T70/7605 - Pin tumblers

• US Classifications

  • 070 - Locks
  • 313 - Electric lamp and discharge devices