3834512

Information

• Patent Grant
• 3834512

• References
• Source

• Patent Number

  3,834,512

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1974
  50 years ago

• CPC

  • B41J29/36 - for cancelling or correcting errors by overprinting
  • B41J33/08 - and extending parallel to the length of the platen

• US Classifications

  • 400 - Typewriting machines