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US Patent: 834,216
PIPE-WRENCH
Patentee:
Adolf Meierhoff (exact or similar names) - St. Louis, MO

USPTO Classifications:

Tool Categories:
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Wm. A. Scott
Blanche Hogan
H. G. Cook
Patent Dates:
Applied: Mar. 26, 1906
Granted: Oct. 23, 1906

Patent Pictures:
Patent 834,216 - edited drawing
USPTO (New site tip)
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Report data errors or omissions to steward Stan Schulz
Description:
Adjustable jaw connected to main shank by sliding links. A selected "notch" on the adjustable jaw pivots on a rounded "nose" on the shank.

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