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US Patent: 2,622,537
Pumping Mechanism
Patentee: Raymond D. Wortendyke (exact or similar names) - Cincinnati, Hamilton County, OH USPTO Classifications: 417/423.14 Tool Categories: metalworking machines : metalworking machine mechanisms : coolant apparatus Assignees: Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 02, 1950 Granted: Dec. 23, 1952 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Cincinnati Milling Machine Co.

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