3147991

Information

• Patent Grant
• 3147991

• References
• Source

• Patent Number

  3,147,991

• Date Filed

  Not available

• Date Issued

  Tuesday, September 8, 1964
  60 years ago

• CPC

  • B42D5/021 - Cheque-books

• US Classifications

  • 462 - Books, strips, and leaves for manifolding
  • 283 - Printed matter