2146621

Information

• Patent Grant
• 2146621

• References
• Source

• Patent Number

  2,146,621

• Date Filed

  Not available

• Date Issued

  Tuesday, February 7, 1939
  86 years ago

• CPC

  • B41L9/08 - and with devices for rolling-in and securing hectographic gelatin-paper webs

• US Classifications

  • 101 - Printing