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US Patent: 1,987,979
Safety power traverse for radial drill heads
Patentee:
Edward Sobolewski (exact or similar names) - Cincinnati, OH

USPTO Classifications:
408/128, 408/237, 408/710, 474/117

Tool Categories:
metalworking machines : drilling and boring : drill presses : radial drill presses

Assignees:
Cincinnati Bickford Tool Co. - Cincinnati, OH

Manufacturer:
Cincinnati Bickford Tool Co. - Cincinnati, OH

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 10, 1931
Granted: Jan. 15, 1935

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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