1650937

Information

• Patent Grant
• 1650937

• References
• Source

• Patent Number

  1,650,937

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1927
  97 years ago

• CPC

  • 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
  • B41L19/006 - Auxiliary numbering devices

• US Classifications

  • 234 - Selective cutting
  • 073 - Measuring and testing