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US Patent: 265,198
Diagram Instrument for Engines
Patentee: John B. Webb (exact or similar names) - Ithaca, Tompkins County, NY USPTO Classifications: 346/104, 346/111, 346/134, 346/4, 346/62, 346/94 Tool Categories: propulsion and energy : steam apparatus : steam engine indicators Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 21, 1882 Granted: Sep. 26, 1882 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens The Story of the Steam Engine Indicator

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