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US Patent: 532,219
Hydrocarbon Engine
Patentees: Carl Spiel (exact or similar names) - Cannstadt, Würtemberg, German Empire Adolf Spiel (exact or similar names) - Cannstadt, Würtemberg, German Empire USPTO Classifications: 123/255, 123/280, 123/543 Tool Categories: Assignees: Daimler Motorengesellschaft - Cannstadt, Würtemberg, German Empire Manufacturer: Not known to have been produced Witnesses: Ernst Bernhard Carl Gauttner Arthur Walther Emil Kayser	Patent Dates: Applied: Sep. 29, 1893 Granted: Jan. 08, 1895 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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