2222027

Information

• Patent Grant
• 2222027

• References
• Source

• Patent Number

  2,222,027

• Date Filed

  Not available

• Date Issued

  Tuesday, November 19, 1940
  84 years ago

• CPC

  • E05B27/0064 - whereby the rotor is irreversibly blocked or can only be moved back with an authorized tool or key
  • Y10T70/7605 - Pin tumblers
  • Y10T70/7932 - Anti-pick

• US Classifications

  • 070 - Locks