1613954

Information

• Patent Grant
• 1613954

• References
• Source

• Patent Number

  1,613,954

• Date Filed

  Not available

• Date Issued

  Tuesday, January 11, 1927
  98 years ago

• CPC

  • H03K4/10 - using as active elements vacuum tubes only
  • G01R13/24 - Time-base deflection circuits
  • Y10T307/872 - Repetitive make and break

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 307 - Electrical transmission or interconnection systems
  • 324 - Electricity: measuring and testing
  • 327 - Miscellaneous active electrical nonlinear devices, circuits, and systems