Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent
1990-02-28
1992-11-24
Vales-Lado, Carmen H.
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
D19 43, D19 56, D19 57
Patent
active
D03312593
REFERENCES:
patent: D108899 (1978-03-01), Tanmen et al.
patent: D117839 (1939-11-01), Zoll
patent: D143051 (1945-11-01), Waldinger
patent: D206917 (1967-02-01), Jensen
patent: D213531 (1969-03-01), Wakai
patent: D274628 (1984-07-01), Malamoud
patent: D295985 (1988-05-01), Grossiord
patent: D306178 (1990-02-01), Lauper
Brine Aubrey C.
Meegan Owen J.
S.T. DuPont Societe Anonyme
Thompson Martha
Vales-Lado Carmen H.
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