Accession Number:
AD0163567
Title:
Method of Making an Optical Mask for Reproducing Circuit Boards.
Descriptive Note:
Patent,
Corporate Author:
OFFICE OF THE SECRETARY OF THE ARMY WASHINGTON D C
Personal Author(s):
Report Date:
1971-09-21
Pagination or Media Count:
2.0
Abstract:
The patent describes a method of making an etched stripline circuit board comprising a copper-clad substrate covered with an etch-resist Mylar tape. A precision coordinatograph is employed for cutting the circuit through the Mylar tape on a 11 scale unneeded portions of the tape are stripped away, and the remaining portions of the tape are used as a resist during an etching process.
Descriptors:
Subject Categories:
- Electrical and Electronic Equipment
- Plastics