Size:11" x 14"  |  Color:Chalkboard (Green) Diving Air Tank Flow Signal patent art poster by Patent Earth™. Published in 1964, this patent was filed by Gagnan Emile and Cousteau Jacques Yves. These patent prints make excellent wall art in any setting! Printed on thick, durable heavy stock matte paper. Printed On Demand. Most U.S. orders ship within 3 business days via standard shipping and arrive within 6 to 8 business days.
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