1953889

Information

• Patent Grant
• 1953889

• References
• Source

• Patent Number

  1,953,889

• Date Filed

  Not available

• Date Issued

  Tuesday, April 3, 1934
  90 years ago

• CPC

  • H05G1/48 - Compensating the voltage drop occurring at the instant of switching-on of the apparatus

• US Classifications

  • 378 - X-ray or gamma ray systems or devices
  • 315 - Electric lamp and discharge devices: systems