3375477

Information

• Patent Grant
• 3375477

• References
• Source

• Patent Number

  3,375,477

• Date Filed

  Not available

• Date Issued

  Tuesday, March 26, 1968
  56 years ago

• CPC

  • H01C7/04 - having negative temperature coefficient
  • H01B7/324 - comprising temperature sensing means
  • H05B3/342 - heaters used in textiles
  • H02H5/043 - the temperature dependent resistor being disposed parallel to a heating wire
  • H05B2203/003 - using serpentine layout
  • H05B2203/014 - Heaters using resistive wires or cables not provided for in H05B3/54
  • H05B2203/017 - Manufacturing methods or apparatus for heaters

• US Classifications

  • 338 - Electrical resistors
  • 219 - Electric heating
  • 340 - Communications: electrical