1904650

Information

• Patent Grant
• 1904650

• References
• Source

• Patent Number

  1,904,650

• Date Filed

  Not available

• Date Issued

  Tuesday, April 18, 1933
  91 years ago

• CPC

  • B41L1/328 - Removing carbon sheets

• US Classifications

  • 462 - Books, strips, and leaves for manifolding