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US Patent: 185,301
Propelling and steering vessels
Patentees:
Addison Crosby - New York, NY
Aloha Vivarttas - New York, NY

USPTO Classifications:
440/63, 440/70

Tool Categories:
structures : boats and ships
transportation machines : boats and ships

Assignees:
Central Propelling Co. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Benjamin W. Hoffman
Frederick Haynes

Patent Dates:
Granted: Dec. 12, 1876

Patent Pictures:
USPTO pdf tiff
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