3083427

Information

• Patent Grant
• 3083427

• References
• Source

• Patent Number

  3,083,427

• Date Filed

  Not available

• Date Issued

  Tuesday, April 2, 1963
  61 years ago

• CPC

  • G03D15/08 - Flattening prints
  • Y10T24/202 - Resiliently biased
  • Y10T24/3449 - and hook

• US Classifications

  • 248 - Supports
  • 024 - Buckles, buttons, clasps, etc.
  • 040 - Card, picture, or sign exhibiting
  • 281 - Books, strips, and leaves
  • 396 - Photography
  • D19 - Office supplies