2319944

Information

• Patent Grant
• 2319944

• References
• Source

• Patent Number

  2,319,944

• Date Filed

  Not available

• Date Issued

  Tuesday, May 25, 1943
  81 years ago

• CPC

  • B41C1/184 - by transfer of the design to the cylinder

• US Classifications

  • 216 - Etching a substrate: processes