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US Patent: 375,874
Steam Engine Indicator
Patentee: Albert L. Ide (exact or similar names) - Springfield, Sangamon County, IL USPTO Classifications: 116/277 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. 14, 1887 Granted: Jan. 03, 1888 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens The Story of the Steam Engine Indicator "Vintage Machinery" entry for A. L. Ide & Son

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