The Stetson G. Hindes patent for Screw-Propellers (SAFR 18873, HDC0525) is a patent certificate 524,500 issued by the United
State Patent Office on August 14, 1894 to Mr. Hindes for a new and useful improvement in Screw-Propellers. The patent includes
a diagram of the propeller and specifications. The collection is open for use.
No history has been prepared for this item.
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This collection is open for use unless otherwise noted.