3175278

Information

• Patent Grant
• 3175278

• References
• Source

• Patent Number

  3,175,278

• Date Filed

  Not available

• Date Issued

  Tuesday, March 30, 1965
  60 years ago

• CPC

  • H01C17/262 - by electrolytic treatment
  • H01C7/22 - Elongated resistive element being bent or curved
  • H01C10/24 - the contact moving along turns of a helical resistive element, or vica versa
  • H05K1/167 - incorporating printed resistors
  • H05K3/0047 - Drilling of holes
  • H05K3/4076 - by thin-film techniques
  • H05K2201/0317 - Thin film conductor layer Thin film passive component
  • H05K2201/09854 - Hole or via having special cross-section
  • H05K2201/09981 - Metallised walls
  • H05K2203/0315 - Oxidising metal
  • H05K2203/1476 - Same or similar kind of process performed in phases
  • Y10T29/49099 - Coating resistive material on a base
  • Y10T29/4913 - Assembling to base an electrical component, e.g., capacitor, etc.
  • Y10T29/49885 - with coating before or during assembling

• US Classifications

  • 029 - Metal working
  • 338 - Electrical resistors