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US Patent: 395,592
Feed attachment for drilling-machines
Patentee:
Martin Schwarzler - New York, NY

USPTO Classifications:
144/92, 408/135, 408/235, 74/842

Tool Categories:
metalworking machines : drilling and boring
woodworking machines : wood drilling and boring

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
E. M. Watson
A. N. Jesbera

Patent Dates:
Applied: Jul. 03, 1888
Granted: Jan. 01, 1889

Patent Pictures:
USPTO pdf tiff
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Description:
Improvements to patent 343,734.

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