3723257

Information

• Patent Grant
• 3723257

• References
• Source

• Patent Number

  3,723,257

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1973
  52 years ago

• CPC

  • H01C17/262 - by electrolytic treatment
  • C25D21/02 - Heating or cooling
  • H01L49/02 - Thin-film or thick-film devices
  • H05K1/167 - incorporating printed resistors
  • H05K3/02 - in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding

• US Classifications

  • 205 - Electrolysis: processes, compositions used therein, and methods of preparing the compositions
  • 204 - Chemistry: electrical and wave energy