3858420

Information

• Patent Grant
• 3858420

• References
• Source

• Patent Number

  3,858,420

• Date Filed

  Not available

• Date Issued

  Tuesday, January 7, 1975
  49 years ago

• CPC

  • E05B21/00 - Locks with lamelliform tumblers which are not set by the insertion of the key and which are not following the movement of the bolt
  • Y10S70/54 - Double-ended spring
  • Y10S70/55 - Unitary multiple springs
  • Y10T70/5111 - Projectable bolt
  • Y10T70/7463 - Master- and change-key
  • Y10T70/7548 - Directly key engaged

• US Classifications

  • 070 - Locks