Office supplies; artists and teachers materials – Teaching material – Demonstrator or exhibitor
Patent
1978-12-21
1981-10-13
Stellar, George G.
Office supplies; artists and teachers materials
Teaching material
Demonstrator or exhibitor
D1907
Patent
active
D02612798
REFERENCES:
patent: D181763 (1957-12-01), Cleemput
Cesari Robert A.
Columbia Chase Corporation
Kehoe Andrew F.
McKenna John F.
Stellar George G.
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