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US Patent: 1,695,777
Reversible drill throttle
Patentee:
Reinhold A. Norling - Aurora, IL

USPTO Classifications:
137/625.22, 251/344, 251/345

Tool Categories:

Assignees:
None

Manufacturer:
Independent Pneumatic Tool Co. - Aurora, IL

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 06, 1922
Granted: Dec. 18, 1928

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Thor Power Tool Co.
Description:
The tool in question is a pneumatic drill.

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