3638605

Information

• Patent Grant
• 3638605

• References
• Source

• Patent Number

  3,638,605

• Date Filed

  Not available

• Date Issued

  Tuesday, February 1, 1972
  52 years ago

• CPC

  • H05K3/0091 - Apparatus for coating printed circuits using liquid non-metallic coating compositions
  • G03F7/16 - Coating processes Apparatus therefor
  • H05K3/0094 - Filling or covering plated through-holes or blind plated vias
  • H05K3/064 - Photoresists
  • H05K2203/1361 - Coating by immersion in coating bath
  • H05K2203/1518 - Vertically held PCB

• US Classifications

  • 118 - Coating apparatus
  • 034 - Drying and gas or vapor contact with solids