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US Patent: 1,923,135
Method of Cleaning and Cooling Gas Scrubbing Water and Apparatus Therefor
Patentee: Harry L. Allen (exact or similar names) - Cleveland, OH USPTO Classifications: 210/123, 210/195.1, 210/774, 210/800, 210/805 Tool Categories: propulsion and energy : oil gas apparatus Assignees: Bruce-Macbeth Engine Co. - Cleveland, OH Manufacturer: Not known to have been produced Witnesses: none listed	Patent Dates: Applied: May 26, 1930 Granted: Aug. 22, 1933 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Bruce-Macbeth Engine Co.

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