Tools and hardware – Other tools and implements – Abrading
Patent
1986-09-19
1989-09-05
Dunkins, Bruce W.
Tools and hardware
Other tools and implements
Abrading
Patent
active
D03032094
REFERENCES:
patent: D176887 (1956-02-01), Schwaneke et al.
patent: D280286 (1985-08-01), Van Asten
patent: 2775075 (1956-12-01), McMaster et al.
patent: 3289498 (1966-12-01), Pleasants
patent: 3332173 (1967-07-01), McMaster et al.
Dunkins Bruce W.
Edgecraft Corp.
Heflin Clare E.
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