Office supplies; artists and teachers materials – Office equipment not elsewhere specified – Perforating or cutting
Patent
1987-06-09
1990-12-04
Dunkins, Bruce W.
Office supplies; artists and teachers materials
Office equipment not elsewhere specified
Perforating or cutting
D19 65
Patent
active
D03126609
REFERENCES:
patent: D144601 (1946-04-01), Yerkes
patent: D152283 (1949-01-01), Misson
patent: D167520 (1952-08-01), Marano
patent: D167521 (1952-08-01), Marano
patent: D251600 (1979-04-01), MacGregor
patent: D289776 (1989-05-01), Goertz et al.
Dunkins Bruce W.
Stahl John C.
Thompson Martha
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