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US Patent: 478,948
Pipe Wrench
Patentee:
Albert Bareis (exact or similar names) - St. Louis, MO

USPTO Classifications:
81/179, 81/185.2

Tool Categories:
wrenches : alligator wrenches

Assignees:
Albert Bareis - St. Louis, MO
John Johnson - St. Louis, MO
Alphinie Martini - St. Louis, MO
Anna Martini - St. Louis, MO

Manufacturer:
Not known to have been produced

Witnesses:
C. F. Keller
Alfred A. Eicks
Ed. Longan
Patent Dates:
Applied: Apr. 06, 1892
Granted: Jul. 12, 1892

Patent Pictures:
Albert Bareis patent July 12, 1892
USPTO (New site tip)
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Report data errors or omissions to steward Stan Schulz
Description:
Alligator wrench with replaceable jaw faces. One jaw piece can move, allowing for grip-and-release action.

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