3072238

Information

• Patent Grant
• 3072238

• References
• Source

• Patent Number

  3,072,238

• Date Filed

  Not available

• Date Issued

  Tuesday, January 8, 1963
  61 years ago

• CPC

  • B41J21/16 - controlled by the sensing of marks or formations on the paper being typed, and undersheet, or the platen
  • G06F3/09 - Digital output to typewriters
  • G06F15/04 - programmed simultaneously with the introduction of data to be processed
  • Y10T29/49004 - including measuring or testing of device or component part
  • Y10T29/49011 - Commutator or slip ring assembly
  • Y10T29/49204 - Contact or terminal manufacturing

• US Classifications

  • 400 - Typewriting machines
  • 029 - Metal working
  • 200 - Electricity: circuit makers and breakers
  • 235 - Registers