3638091

Information

• Patent Grant
• 3638091

• References
• Source

• Patent Number

  3,638,091

• Date Filed

  Not available

• Date Issued

  Tuesday, January 25, 1972
  53 years ago

• CPC

  • H03K17/292 - in thyristor, unijunction transistor or programmable unijunction transistor switches
  • G05F1/445 - being transistors in series with the load
  • G05F1/455 - with phase control
  • H01J17/00 - Gas-filled discharge tubes with solid cathode
  • H02P25/14 - Universal motors
  • H01J2893/0059 - Arc discharge tubes

• US Classifications

  • 318 - Electricity: motive power systems