Office supplies; artists and teachers materials – Calendar or calendar holder
Patent
1991-01-02
1993-04-20
Burke, Wallace R.
Office supplies; artists and teachers materials
Calendar or calendar holder
Patent
active
D03349454
REFERENCES:
patent: D251297 (1979-03-01), Ueda et al.
patent: D304342 (1989-10-01), Harpe
patent: 1790131 (1931-01-01), Ball
patent: 3276198 (1966-10-01), Barbera
patent: 4630934 (1986-12-01), Arber
Burke Wallace R.
Jackson Marcus
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