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US Patent: 2,549,490
Multiple spindle drill gearing
Patentee:
George H. Kuhl - Glen Ellyn, IL

USPTO Classifications:
408/127, 408/46, 74/397, 74/665GA, 82/119

Tool Categories:
metalworking machines : drilling and boring : drill presses : multiple spindle drill presses
metalworking machines : drilling and boring : drill presses : drill press accessories

Assignees:
Jay B. Chamberlain - Chicago, IL
Louise R. Chamberlain - Chicago, IL
Commander Manufacturing Co. - Chicago, IL

Manufacturer:
Commander Manufacturing Co. - Chicago, IL

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 02, 1945
Granted: Apr. 17, 1951

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Commander Manufacturing Co.
Description:
The patent was assigned to Jay B. and Louise R. Chamberlain, "a partnership doing business as Commander Mfg. Co., Chicago, Ill."

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