1793721

Information

• Patent Grant
• 1793721

• References
• Source

• Patent Number

  1,793,721

• Date Filed

  Not available

• Date Issued

  Tuesday, February 24, 1931
  94 years ago

• CPC

  • B41B1/02 - Printing letters Type

• US Classifications

  • 101 - Printing
  • D18 - Printing and office machinery