3770529

Information

• Patent Grant
• 3770529

• References
• Source

• Patent Number

  3,770,529

• Date Filed

  Not available

• Date Issued

  Tuesday, November 6, 1973
  51 years ago

• CPC

  • H05K3/101 - by casting or moulding of conductive material
  • H01L21/486 - Via connections through the substrate with or without pins
  • Y10S148/069 - Green sheets
  • Y10T29/49163 - with sintering of base
  • Y10T29/49165 - by forming conductive walled aperture in base

• US Classifications

  • 164 - Metal founding
  • 029 - Metal working
  • 148 - Metal treatment
  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 174 - Electricity: conductors and insulators
  • 216 - Etching a substrate: processes
  • 219 - Electric heating