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US Patent: 597,533
Tap Wrench
Patentee:
Heinrich Wiedmann (exact or similar names) - Newark, NJ

USPTO Classifications:
408/238

Tool Categories:
wrenches : tap wrenches and die stocks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
A. R. Krousse
Charles H.. Pell
C. B. Pitney
Patent Dates:
Applied: Aug. 10, 1897
Granted: Jan. 18, 1898

Patent Pictures:
Heinrich Wiedmann patent January 18, 1898
USPTO (New site tip)
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Description:
The multiple openings are to fit in tight quarters of one kind or another.

Drake & Co. - patent attorneys

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