Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent
1989-03-20
1991-09-03
Dunkins, Bruce W.
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
D19 49, D19 56
Patent
active
D03196631
REFERENCES:
patent: D179053 (1956-10-01), Baker
patent: D189170 (1960-11-01), Lovejoy
patent: D189735 (1961-02-01), Platt
patent: D190263 (1961-05-01), Kaplan
patent: D200511 (1965-03-01), Fehling et al.
patent: D200512 (1965-03-01), Fehling et al.
patent: D215626 (1969-10-01), Jonkers
patent: D256925 (1980-09-01), Postrehovsky-Axel
patent: D269016 (1983-05-01), Garganese
patent: D313624 (1991-01-01), Ferjan
Dunkins Bruce W.
Thompson Martha
Tombow Pencil Co. Ltd.
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