1489402

Information

• Patent Grant
• 1489402

• References
• Source

• Patent Number

  1,489,402

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1924
  100 years ago

• CPC

  • H01B5/107 - stranded around a core supporting radial stresses

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 138 - Pipes and tubular conduits
  • 178 - Telegraphy