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US Patent: 898,474
Continuous Engine Indicator
Patentee: Milton W. Hogle (exact or similar names) - Pittsburg, Allegheny County, PA USPTO Classifications: 346/13, 346/4, 346/49 Tool Categories: propulsion and energy : steam apparatus : steam engine indicators Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 08, 1906 Granted: Sep. 15, 1908 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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