Acc.#1998.0191 Danko page 12 AC#667


Image of multiple printed circuit
UNCLASSIFIED

Multiple Printed Circuit Pattern. Overall view showing multiple pattern etched from copper faced laminates -- Prior to "blankng out" of patterns on punching machine.

May 7, 1951 Signal Corps Engineering Laboratories, image#30775


Introduction  1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17 




National Museum of American History


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