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US Patent: 1,217,572
Metal Working Apparatus
Patentee:
Clarence C. Craley - Parkesburg, Chester County, PA

USPTO Classifications:
33/18.1, 408/16, 408/241R, 408/91

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 31, 1916
Granted: Feb. 27, 1917

Patent Pictures:
USPTO pdf tiff
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