Method for the manufacture of printed circuit boards

Details Method for the manufacture of printed circuit boards Method for the manufacture of printed circuit boards

1995-08-22

1997-04-15

Powell, William

Etching a substrate: processes

Forming or treating electrical conductor article

Forming or treating of groove or through hole

216 41, B44C 122

Patent

active

056206127

ABSTRACT:
The present invention relates to a process for the manufacture of printed circuit boards. The method contemplates a novel processing sequence for this manufacturing process which method is particularly versatile in reducing the number of steps and variety of chemicals currently necessary to produce the circuit boards.

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