2244780

Information

• Patent Grant
• 2244780

• References
• Source

• Patent Number

  2,244,780

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1941
  83 years ago

• CPC

  • B41L9/04 - with flat supports over which gelatin-paper is stretched

• US Classifications

  • 101 - Printing