3659442

Information

• Patent Grant
• 3659442

• References
• Source

• Patent Number

  3,659,442

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1972
  53 years ago

• CPC

  • E05C19/06 - in which the securing part if formed or carried by a spring and moves only by distortion of the spring
  • E05B35/00 - Locks for use with special keys or a plurality of keys; keys therefor
  • Y10T70/5031 - Receptacle
  • Y10T70/7486 - Single key
  • Y10T70/7847 - Round rigid
  • Y10T292/082 - Spring arm

• US Classifications

  • 070 - Locks
  • 292 - Closure fasteners