2040393

Information

• Patent Grant
• 2040393

• References
• Source

• Patent Number

  2,040,393

• Date Filed

  Not available

• Date Issued

  Tuesday, May 12, 1936
  88 years ago

• CPC

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

• US Classifications

  • 101 - Printing