1767555

Information

• Patent Grant
• 1767555

• References
• Source

• Patent Number

  1,767,555

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1930
  94 years ago

• CPC

  • B42F3/00 - Sheets temporarily attached together involving perforations Means therefor Sheet details therefor
  • Y10S24/11 - Adhesive
  • Y10T24/11 - Album fasteners

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 024 - Buckles, buttons, clasps, etc.
  • 281 - Books, strips, and leaves