Office supplies; artists and teachers materials – Teaching material – Demonstrator or exhibitor
Patent
1994-08-12
1995-08-15
Word, A. Hugo
Office supplies; artists and teachers materials
Teaching material
Demonstrator or exhibitor
D19 60
Patent
active
D03613488
REFERENCES:
patent: D219408 (1970-12-01), Frish
patent: D252758 (1979-08-01), Prall
patent: D284875 (1986-07-01), Howard
patent: D323338 (1992-01-01), Count
Clark Nancy A.
Dretzka Phillip C.
Mueller Eric J.
Burgess Pamela
Wenger Corporation
Word A. Hugo
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