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US Patent: 2,027,706
Counterbalance valve
Patentees: John H. McKewen (exact or similar names) - Cincinnati, OH Lawrence Lee Schauer (exact or similar names) - Wyoming, OH USPTO Classifications: 137/494, 408/235, 91/216R, 91/428, 91/445, 91/447 Tool Categories: metalworking machines : drilling and boring : drill presses woodworking machines : wood drilling and boring : drill presses Assignees: Cincinnati Bickford Tool Co. - Cincinnati, OH Manufacturer: Cincinnati Bickford Tool Co. - Cincinnati, OH Witnesses: Unknown	Patent Dates: Applied: Sep. 11, 1934 Granted: Jan. 14, 1936 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Cincinnati Bickford Tool Co.

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