Patent Model - Improvement in Propelling-Apparatus
Maker and role
Peter Robert (American, b.1810, d.1880), Patentee
Apr 27 1869
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2 1/2 x 12 x 3 1/2" (6.4 x 30.5 x 8.9cm)
Robert's patent "relates to a new machinery for operating the propelling-apparatus of canal-boats, and other kinds of machinery, and also to a new kind of propelling-apparatus for the same. The invention consists chiefly of a series of floats, or propelling-feet, which are raised and lowered vertically at the end of each stroke..." (Patent Number 89,435)
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