3693510

Information

• Patent Grant
• 3693510

• References
• Source

• Patent Number

  3,693,510

• Date Filed

  Not available

• Date Issued

  Tuesday, September 26, 1972
  52 years ago

• CPC

  • B31D1/0087 - the webs or sheets being provided with apertures for the objects
  • Y10S493/944 - Aperture card or display device with window

• US Classifications

  • 493 - Manufacturing container or tube from paper