Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Marking instrument
Patent
1979-06-06
1981-02-10
Word, George P.
Office supplies; artists and teachers materials
Equipment for writing, drawing, or for fine arts
Marking instrument
D19 56, D1906
Patent
active
D02582198
REFERENCES:
patent: D128391 (1941-07-01), Christenson, Jr.
patent: D151661 (1948-11-01), Sherrer
patent: D194296 (1962-12-01), Lovejoy
patent: D207190 (1967-03-01), Darst
patent: D210810 (1968-04-01), Wakai
patent: D215626 (1969-10-01), Jonkers
patent: D242449 (1976-11-01), Jahraus
Pentel Kabushiki Kaisha
Word George P.
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