1509971

Information

• Patent Grant
• 1509971

• References
• Source

• Patent Number

  1,509,971

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1924
  100 years ago

• CPC

  • H01B17/308 - by compressing packing material
  • Y10S200/24 - Plug holder

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 200 - Electricity: circuit makers and breakers