Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent
1978-10-11
1981-01-13
Stearman, Joel
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
D19 43, D1906
Patent
active
D02578573
REFERENCES:
patent: D216282 (1969-12-01), Danjczek
patent: D244529 (1977-05-01), Gomez
patent: D249887 (1978-10-01), Anderka
Art Brown Corp. .COPYRGT.1973, p. 130.
Leuenberger John P.
Witz Wolfgang
Koh-I-Noor Rapidograph, Inc.
Semmes David H.
Stearman Joel
Word George P.
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