Office supplies; artists and teachers materials – Teaching material
Patent
1990-08-28
1993-02-02
Burke, Wallace R.
Office supplies; artists and teachers materials
Teaching material
Patent
active
D03329658
REFERENCES:
patent: D279821 (1985-07-01), Ma
patent: D288337 (1987-02-01), Sloan
patent: D298173 (1988-10-01), Oosterheerd
patent: D317941 (1991-07-01), Chao
Lian Jair-Horng
Wu Tzyh-Sheng
Brown Melody
Burke Wallace R.
Pacific Electric Wire & Cable Co., Ltd.
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