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US Patent: 1,254,267
Drill
Patentee:
Roland O. Pickin (exact or similar names) - Chicago, IL

USPTO Classifications:
175/228, 175/334, 175/348, 175/354, 175/376

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. C. Carpenter
T. D. Butler
George C. Davison

Patent Dates:
Applied: Dec. 17, 1913
Granted: Jan. 22, 1918

Patent Pictures:
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