2220249

Information

• Patent Grant
• 2220249

• References
• Source

• Patent Number

  2,220,249

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1940
  84 years ago

• CPC

  • B41L9/10 - with rotary cylinders carrying sheets of hectographic gelatin-paper
  • B41L9/08 - and with devices for rolling-in and securing hectographic gelatin-paper webs

• US Classifications

  • 101 - Printing
  • 242 - Winding, tensioning, or guiding