2954428

Information

• Patent Grant
• 2954428

• References
• Source

• Patent Number

  2,954,428

• Date Filed

  Not available

• Date Issued

  Tuesday, September 27, 1960
  65 years ago

• CPC

  • G05F3/12 - being glow discharge tubes
  • H02M7/066 - particular circuits having a special characteristic
  • H04B15/02 - Reducing interference from electric apparatus by means located at or near the interfering apparatus
  • H04N1/40056 - Circuits for driving or energising particular reading heads or original illumination means
  • H04N1/407 - Control or modification of tonal gradation or of extreme levels

• US Classifications

  • 358 - Facsimile and static presentation processing
  • 250 - Radiant energy
  • 332 - Modulators