Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent
1991-11-22
1993-10-19
Holtje, Nelson C.
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
D19 43, D19 56, D19 57
Patent
active
D03404765
REFERENCES:
patent: D252934 (1979-09-01), Carre
patent: D312096 (1990-11-01), Vitrac
patent: D312838 (1990-12-01), Vitrac
patent: D317324 (1991-06-01), Chuang
patent: D318688 (1991-07-01), Regnault
patent: D321720 (1991-11-01), Sakurada
patent: D324070 (1992-02-01), Suzuki
patent: D329873 (1992-09-01), Tu
Hiromori Inc.
Holtje Nelson C.
Thompson Martha
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