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US Patent: 185,301
Propelling and steering vessels
Patentees: Addison Crosby (exact or similar names) - New York, NY Aloha Vivarttas (exact or similar names) - New York, NY USPTO Classifications: 440/63, 440/70 Tool Categories: structures : boats and ships transportation : 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: Applied: Nov. 04, 1876 Granted: Dec. 12, 1876 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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