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US Patent: 1,825,181
Electrical operated column clamp for radial drills
Patentee: William C. De Roo (exact or similar names) - Cincinnati, OH USPTO Classifications: 188/162, 408/236 Tool Categories: metalworking machines : drilling and boring : drill presses : radial drill presses Assignees: Fosdick Machine Tool Co. - Cincinnati, OH Manufacturer: Fosdick Machine Tool Co. - Cincinnati, OH Witnesses: Unknown	Patent Dates: Applied: Nov. 27, 1926 Granted: Sep. 29, 1931 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Fosdick Machine Tool Co.

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