Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent
1987-02-26
1990-12-18
Dunkins, Bruce W.
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
D19 41, D21161
Patent
active
D03130410
REFERENCES:
patent: D155996 (1949-11-01), Gowland
patent: D160471 (1956-10-01), Cambell
patent: D169310 (1953-04-01), Fullerton
patent: D172272 (1954-05-01), Ewing
patent: D177084 (1956-03-01), Cluzin
patent: D242762 (1976-12-01), Wolfe
patent: D298263 (1988-10-01), Perry et al.
patent: 2182642 (1939-12-01), Rexford
Deguchi Atsushi
Kim Suk J.
Yoshinaga Sadao
Dunkins Bruce W.
Thompson Martha
Yoshinaga Prince Company Limited
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