1821887

Information

• Patent Grant
• 1821887

• References
• Source

• Patent Number

  1,821,887

• Date Filed

  Not available

• Date Issued

  Tuesday, September 1, 1931
  93 years ago

• CPC

  • H01B5/107 - stranded around a core supporting radial stresses
  • Y10T428/12333 - Helical or with helical component
  • Y10T428/12396 - Discontinuous surface component
  • Y10T428/12556 - Organic component
  • Y10T428/12646 - Group VIII or IB metal-base
  • Y10T428/12799 - Next to Fe-base component [e.g., galvanized]
  • Y10T428/1291 - Next to Co-, Cu-, or Ni-base component
  • Y10T428/2936 - Wound or wrapped core or coating [i.e., spiral or helical]

• US Classifications

  • 174 - Electricity: conductors and insulators
  • 428 - Stock material or miscellaneous articles