Office supplies; artists and teachers materials – Calendar or calendar holder – Perpetual
Patent
1977-02-22
1978-11-28
Stearman, Joel
Office supplies; artists and teachers materials
Calendar or calendar holder
Perpetual
D1903
Patent
active
D02504146
REFERENCES:
patent: D99240 (1936-04-01), Janssen
patent: D227755 (1973-07-01), Adamson et al.
patent: 2417935 (1947-03-01), Kiser
patent: 3831303 (1974-08-01), Funaki
Arlac-Werk Heiko Ippen
Stearman Joel
Toren David
Word George P.
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