Office supplies; artists and teachers materials – Teaching material – Demonstrator or exhibitor
Patent
1983-08-01
1985-10-22
Ansher, Bernard
Office supplies; artists and teachers materials
Teaching material
Demonstrator or exhibitor
Patent
active
D02810832
REFERENCES:
patent: D197608 (1964-03-01), Seaver
patent: D225531 (1972-12-01), Flynn et al.
patent: D225532 (1972-12-01), Flynn et al.
patent: D239935 (1976-05-01), Jack
patent: D251598 (1979-04-01), Gabriel
patent: D265322 (1982-06-01), Gabriel
Ansher Bernard
Shooman Theodore M.
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