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US Patent: 946,140
Draw-clamp
Patentee:
Herman A. Knoke - Chicago, IL

USPTO Classifications:
269/147, 269/215, 269/251

Tool Categories:
work holding : clamps : bar and pipe clamps

Assignees:
H. H. Joseph - Chicago, IL
M. B. Joseph - Chicago, IL

Manufacturer:
Handy Manufacturing Co. - Chicago, IL

Witnesses:
L. Hafley
R. Schaefer

Patent Dates:
Applied: Mar. 05, 1909
Granted: Jan. 11, 1910

Patent Pictures:
USPTO pdf tiff
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"Vintage Machinery" entry for Handy Manufacturing Co.

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