Office supplies; artists and teachers materials – Office equipment not elsewhere specified – Holder or file
Patent
1990-06-21
1992-11-10
Holtje, Nelson C.
Office supplies; artists and teachers materials
Office equipment not elsewhere specified
Holder or file
D 6420, D19 88, D19 86
Patent
active
D03309169
REFERENCES:
patent: D218980 (1970-10-01), Balkus
patent: D264412 (1982-05-01), Vega
patent: D281937 (1985-12-01), Roczey
patent: D296851 (1988-07-01), Kelley
patent: 1384861 (1921-07-01), Schingel
patent: 2255632 (1941-09-01), Stevens
patent: 2331595 (1943-10-01), Bush
patent: 2743550 (1956-05-01), Felice
patent: 2807908 (1957-10-01), Lykes
patent: 3664629 (1972-05-01), Reed
patent: 4313589 (1982-02-01), Vega
patent: 4754945 (1988-07-01), Diamond
Gernstein Terry M.
Holtje Nelson C.
Thompson Martha
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