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.

Subject Categories:

  • Electrical and Electronic Equipment
  • Plastics

Distribution Statement:

APPROVED FOR PUBLIC RELEASE