3521330

Information

• Patent Grant
• 3521330

• References
• Source

• Patent Number

  3,521,330

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1970
  54 years ago

• CPC

  • A43C11/1406 - Fastenings with toggle levers; Equipment therefor
  • A43C11/1433 - characterised by means to decrease required force for the closure movement of the toggle lever
  • A43C11/1453 - characterised by the shape of the teeth on the rack
  • Y10T24/2106 - Ski boot and garment fasteners

• US Classifications

  • 024 - Buckles, buttons, clasps, etc.