3654783

Information

• Patent Grant
• 3654783

• References
• Source

• Patent Number

  3,654,783

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1972
  53 years ago

• CPC

  • E05B35/007 - the key being a card
  • E05B27/0028 - Other locks than cylinder locks with tumbler pins or balls
  • Y10T70/7514 - Sliding and rotary or swinging tumblers
  • Y10T70/7531 - Transverse
  • Y10T70/7729 - Permutation
  • Y10T70/7785 - Tumblers
  • Y10T70/787 - Irregular nonplanar or undulated

• US Classifications

  • 070 - Locks