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US Patent: 1,135,974
Multiple-spindle drilling-machine
Patentee:
Clarence J. Wetsel - Chicopee, MA

USPTO Classifications:
408/129, 74/841

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Franklin G. Neal
Harry W. Bowen

Patent Dates:
Granted: Apr. 13, 1915

Patent Pictures:
USPTO pdf tiff
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Description:
"Broadly, the invention consists in means for exerting a direct pressure of the feeding head in axial alignment with the feed screw."

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