Auxiliary Loud-speaker System Patent Print Blueprint (8.5″ x 11″) M15798

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This is a reproduction of the original Patent for a Auxiliary Loud-speaker System Patent Print.

It was invented by Shaw Henry W; Gamble Howard C and filed on May 26, 1964. It was issued on February 20, 1968 by the United States Patent and Trademark Office.
Printed on Acid-free heavyweight Blueprint Matte Paper
Printed using archival inks meant to last years
Your selection fits a 8.5″ x 11″ Frame or can be matted or hung on your Wall without a Frame.
Artsy Blueprint color

Price: $15.95
(as of Jan 25,2022 04:41:05 UTC – Details)

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