1650602

Information

• Patent Grant
• 1650602

• References
• Source

• Patent Number

  1,650,602

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1927
  97 years ago

• CPC

  • H01K1/58 - Cooling arrangements
  • H01B9/023 - composed of helicoidally wound tape-conductors
  • H01K1/22 - Lamp stems

• US Classifications

  • 313 - Electric lamp and discharge devices