Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent
1985-11-08
1989-01-17
Feifer, Melvin B.
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
D19 48, D19 56
Patent
active
D02994704
REFERENCES:
patent: D260272 (1981-08-01), Horntrich
patent: D268501 (1983-04-01), Kruckel et al.
patent: D268935 (1983-05-01), Horntrich
patent: D271889 (1983-12-01), Kruckel et al.
Feifer Melvin B.
Schwan-Stabilo Schwanhausser GmbH & Co.
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