2170657

Information

• Patent Grant
• 2170657

• References
• Source

• Patent Number

  2,170,657

• Date Filed

  Not available

• Date Issued

  Tuesday, August 22, 1939
  85 years ago

• CPC

  • H01J25/70 - with resonator having distributed inductance with capacitance

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 313 - Electric lamp and discharge devices