3757551

Information

• Patent Grant
• 3757551

• References
• Source

• Patent Number

  3,757,551

• Date Filed

  Not available

• Date Issued

  Tuesday, September 11, 1973
  51 years ago

• CPC

  • E05B47/0038 - using permanent magnets
  • Y10T70/7057 - Permanent magnet
  • Y10T70/7175 - Labyrinthian passage
  • Y10T70/7904 - Magnetic features

• US Classifications

  • 070 - Locks