2273586

Information

• Patent Grant
• 2273586

• References
• Source

• Patent Number

  2,273,586

• Date Filed

  Not available

• Date Issued

  Tuesday, February 17, 1942
  83 years ago

• CPC

  • H02M1/042 - wherein the phase of the control voltage is adjustable with reference to the AC voltage
  • G03C7/20 - Subtractive colour processes using differently sensitised films, each coated on its own base

• US Classifications

  • 363 - Electric power conversion systems
  • 315 - Electric lamp and discharge devices: systems