1423956

Information

• Patent Grant
• 1423956

• References
• Source

• Patent Number

  1,423,956

• Date Filed

  Not available

• Date Issued

  Tuesday, July 25, 1922
  102 years ago

• CPC

  • H01K1/22 - Lamp stems
  • H01K3/00 - Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 065 - Glass manufacturing
  • 220 - Receptacles