3768622

Information

• Patent Grant
• 3768622

• References
• Source

• Patent Number

  3,768,622

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1973
  51 years ago

• CPC

  • B41J29/393 - Devices for controlling or analysing the entire machine; Controlling or analysing mechanical parameters involving printing of test patterns
  • Y10T137/2207 - Operating at timed intervals [e.g., to produce pulses]

• US Classifications

  • 400 - Typewriting machines
  • 073 - Measuring and testing
  • 137 - Fluid handling