3857071

Information

• Patent Grant
• 3857071

• References
• Source

• Patent Number

  3,857,071

• Date Filed

  Not available

• Date Issued

  Tuesday, December 24, 1974
  50 years ago

• CPC

  • H01B9/02 - with screens or conductive layers
  • H01B7/26 - Reduction of losses in sheaths or armouring
  • H02H7/228 - for covered wires or cables

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 174 - Electricity: conductors and insulators
  • 307 - Electrical transmission or interconnection systems