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US Patent: 204,596
Improvement in File Holders
Patentee:
William T. Nicholson - Providence, RI

USPTO Classifications:
407/29.15

Tool Categories:
metalworking tools : files

Assignees:
Nicholson File Co. - Providence, RI

Manufacturer:
Not known to have been produced

Witnesses:
J. C. B. Woods
George Fuller

Patent Dates:
Applied: Apr. 08, 1878
Granted: Jun. 04, 1878

Patent Pictures:
USPTO pdf tiff
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Description:
Holder for a "stub-file" or a "riffler" file that reduces the need for a large number of files with different handles for different applications. Holder uses a pair of expanding jaws and a screw clamp.

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