3529900

Information

• Patent Grant
• 3529900

• References
• Source

• Patent Number

  3,529,900

• Date Filed

  Not available

• Date Issued

  Tuesday, September 22, 1970
  54 years ago

• CPC

  • B42F13/165 - with flexible or resilient claws or rings

• US Classifications

  • 402 - Binder device releasably engaging aperture or notch of sheet