Office supplies; artists and teachers materials – Office equipment not elsewhere specified – Holder or file
Patent
1990-06-28
1992-07-07
Walsh, Donald P.
Office supplies; artists and teachers materials
Office equipment not elsewhere specified
Holder or file
D 3 301, D19 86, D19 90, D19 91
Patent
active
D03277054
REFERENCES:
patent: D194525 (1963-02-01), D'Arcy
patent: D256029 (1980-07-01), Hampshire et al.
patent: D259676 (1981-06-01), Ackeret
patent: D276922 (1984-12-01), Evenson
patent: D293279 (1987-12-01), Evans
patent: D310445 (1990-09-01), Long et al.
patent: D318758 (1991-08-01), Mervar et al.
Aaldenberg Eric
Millar Robert
Soporowski Andrzej
Esselte Pendaflex Corporation
Thompson Martha
Walsh Donald P.
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