3283760

Information

• Patent Grant
• 3283760

• References
• Source

• Patent Number

  3,283,760

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1966
  58 years ago

• CPC

  • B42F13/0033 - with two or more filing appliances

• US Classifications

  • 402 - Binder device releasably engaging aperture or notch of sheet
  • 434 - Education and demonstration