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US Patent: 990,163
Rotary engine
Patentee: Julius Wilhelm von Pittler (exact or similar names) - London, England USPTO Classifications: 418/173, 418/174, 418/260 Tool Categories: propulsion and energy : internal combustion engines : rotary engines industrial machines : pumps : rotary pumps Assignees: None Manufacturer: Not known to have been produced Witnesses: F. C. Smith Percy E. Mattocks	Patent Dates: Applied: May 04, 1910 Granted: Apr. 18, 1911 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens lathes.co.uk page on Wilhelm von Pittler
Description: Improvements to the inventor's patent 894,391.

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