Compound tools – Wrench – Adjustable – e.g. – monkey wrench – pipe wrench – etc.
Patent
1983-05-27
1984-10-23
Parker, Roscoe V.
Compound tools
Wrench
Adjustable, e.g., monkey wrench, pipe wrench, etc.
81 51R, 81367, 81 68, 81129, B25F 104, B25B 1352
Patent
active
044779372
ABSTRACT:
A combined wrench, locking pliers and chain clamp using a toggle for the gripping and clamping functions.
REFERENCES:
patent: 1354494 (1920-10-01), King
patent: 2042137 (1936-05-01), Wilson
patent: 2519630 (1950-08-01), Boyer
patent: 2630035 (1953-03-01), Zazdrzyk
patent: 2906154 (1959-09-01), Seppola
patent: 3192804 (1965-07-01), Petersen et al.
Hammar Ralph
Parker Roscoe V.
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