1932706

Information

• Patent Grant
• 1932706

• References
• Source

• Patent Number

  1,932,706

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1933
  91 years ago

• CPC

  • E05B35/06 - for screw keys
  • Y10T70/7605 - Pin tumblers
  • Y10T70/7667 - Operating elements, parts and adjuncts
  • Y10T70/7791 - Keys
  • Y10T70/787 - Irregular nonplanar or undulated
  • Y10T70/7881 - Bitting
  • Y10T70/7898 - Threaded

• US Classifications

  • 070 - Locks