3505841

Information

• Patent Grant
• 3505841

• References
• Source

• Patent Number

  3,505,841

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1970
  54 years ago

• CPC

  • E05B35/007 - the key being a card
  • Y10T70/752 - Sliding tumblers
  • Y10T70/7746 - Removable change element
  • Y10T70/7859 - Flat rigid

• US Classifications

  • 070 - Locks