Tools and hardware – Other tools and implements – Wrench
Patent
1985-01-18
1989-01-31
Burke, Wallace R.
Tools and hardware
Other tools and implements
Wrench
Patent
active
D02996111
REFERENCES:
patent: 3533315 (1970-10-01), Maeda
patent: 3732756 (1973-05-01), Thomasian
patent: 4004666 (1977-01-01), Hinojosa
patent: 4279314 (1981-07-01), Taub
patent: 4300413 (1981-11-01), Garofalo
patent: 4479409 (1984-10-01), Antonius
Catalog pp. 22, 28, 36 and 51 of catalog A81 published by The Cornwell Quality Tools Co., Wadsworth, Ohio.
Burke Wallace R.
Heflin Clare E.
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