1421197

Information

• Patent Grant
• 1421197

• References
• Source

• Patent Number

  1,421,197

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1922
  102 years ago

• CPC

  • E05B63/14 - Arrangement of several locks or locks with several bolts
  • E05B37/0037 - with a key requiring successive operations
  • Y10S292/18 - Gang locks
  • Y10T70/5115 - Multiple bolts
  • Y10T70/5279 - Key operable only
  • Y10T292/0836 - Operating means

• US Classifications

  • 070 - Locks
  • 292 - Closure fasteners