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US Patent: 2,233,551
Fluid pump
Patentee: Robert W. Ott (exact or similar names) - Stratford, CT USPTO Classifications: 418/171, 418/26 Tool Categories: industrial machines : pumps : hydraulic pumps Assignees: Van Norman Machine Tool Co. - Springfield, MA Manufacturer: Van Norman Machine Tool Co. - Springfield, MA Witnesses: Unknown	Patent Dates: Applied: Oct. 20, 1938 Granted: Mar. 04, 1941 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Van Norman Machine Tool Co.

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