3531959

Information

• Patent Grant
• 3531959

• References
• Source

• Patent Number

  3,531,959

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1970
  54 years ago

• CPC

  • E05B27/0042 - with additional key identifying function
  • E05B45/0605 - for preventing of leaving the key
  • E05B19/0052 - Rectangular flat keys
  • Y10T70/5796 - Coaxially mounted
  • Y10T70/7605 - Pin tumblers
  • Y10T70/7751 - With ball or roller
  • Y10T70/7944 - Guard tumbler

• US Classifications

  • 070 - Locks