3405381

Information

• Patent Grant
• 3405381

• References
• Source

• Patent Number

  3,405,381

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1968
  56 years ago

• CPC

  • H01C17/245 - by mechanical means
  • H01C1/024 - the housing or enclosure being hermetically sealed
  • H01C1/032 - plural layers surrounding the resistive element
  • H01C7/06 - including means to minimise changes in resistance with changes in temperature
  • H01C17/232 - Adjusting the temperature coefficient Adjusting value of resistance by adjusting temperature coefficient of resistance
  • H01C17/24 - by removing or adding resistive material
  • H01C17/2416 - by chemical etching

• US Classifications

  • 338 - Electrical resistors
  • 174 - Electricity: conductors and insulators
  • 257 - Active solid-state devices