1797775

Information

• Patent Grant
• 1797775

• References
• Source

• Patent Number

  1,797,775

• Date Filed

  Not available

• Date Issued

  Tuesday, March 24, 1931
  93 years ago

• CPC

  • B41J15/12 - and coupled to the carriage

• US Classifications

  • 462 - Books, strips, and leaves for manifolding
  • 400 - Typewriting machines