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US Patent: 713,945
Recording Machine
Patentees: Lester P. Beckenridge (exact or similar names) - Urbana, Champaign County, IL Edd C. Oliver (exact or similar names) - Urbana, Champaign County, IL USPTO Classifications: 346/136, 346/33R, 346/33TP, 346/4, 346/49 Tool Categories: propulsion and energy : steam apparatus : steam engine indicators industrial machines : industrial recording apparatus Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 20, 1902 Granted: Nov. 18, 1902 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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