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US Patent: 507,780
Rotary Engine, Pump & Blower
Patentee: Alexander Francis Garden Brown (exact or similar names) - Dalry, Ayr County, Scotland USPTO Classifications: 418/11, 418/12, 418/139, 74/42 Tool Categories: propulsion and energy : steam apparatus : rotary steam engines industrial machines : pumps : rotary pumps industrial machines : blowers Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 12, 1892 Granted: Oct. 31, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Patented in England, 14 Jul., 1892, #12,915.

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