2516613

Information

• Patent Grant
• 2516613

• References
• Source

• Patent Number

  2,516,613

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1950
  74 years ago

• CPC

  • B41L17/06 - with curved printing surfaces
  • B41L19/00 - Duplicating or printing apparatus or machines for office or other commercial purposes, of special types or for particular purposes and not otherwise provided for

• US Classifications

  • 101 - Printing
  • 033 - Geometrical instruments