1836764

Information

• Patent Grant
• 1836764

• References
• Source

• Patent Number

  1,836,764

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1931
  93 years ago

• CPC

  • B41L9/10 - with rotary cylinders carrying sheets of hectographic gelatin-paper

• US Classifications

  • 101 - Printing