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US Patent: 978,221
Gearing
Patentees:
Paul L. Brockardt (exact or similar names) - Hamilton, OH
Sherman C. Schauer (exact or similar names) - Cincinnati, OH

USPTO Classifications:
470/182, 74/377

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: Mar. 06, 1908
Granted: Dec. 13, 1910

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Cincinnati Bickford Tool Co.

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