Card file

Details Card file Card file

1998-11-02

1999-09-21

Holtje, Martie K.

Office supplies; artists and teachers materials

Office equipment not elsewhere specified

Holder or file

D19 75, D19 86, D19 90, D6634, 1902

Patent

active

D04142080

REFERENCES:
patent: D281164 (1985-10-01), Carpenter et al.
patent: D318758 (1991-08-01), Mervar et al.
patent: D344406 (1994-02-01), Nemeth
patent: D361090 (1995-08-01), Murphy
patent: D394280 (1998-05-01), Cheris et al.
patent: 2954032 (1960-09-01), Dahl, Sr.
patent: 3253861 (1966-05-01), Karper
patent: 4015350 (1977-04-01), Zurwelie
patent: 4295599 (1981-10-01), Locatelli et al.

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