Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent
1976-02-26
1978-09-26
Stearman, Joel
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
D19 51, D1906
Patent
active
D02496968
REFERENCES:
patent: D189260 (1960-11-01), Indermill
patent: D216490 (1970-01-01), Wakai
patent: D217646 (1970-05-01), De Groft
patent: 807500 (1905-12-01), Sanford
patent: 821940 (1906-05-01), Holland
patent: 1038068 (1912-09-01), Barrett
Brown Charles E.
Stearman Joel
Word George P.
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