Building units and construction elements – Architectural stock material – Panel – tile or applique or floor – wall – roof – etc.
Patent
1987-03-17
1990-06-12
Word, A. Hugo
Building units and construction elements
Architectural stock material
Panel, tile or applique or floor, wall, roof, etc.
Patent
active
D03085775
REFERENCES:
patent: D18689 (1888-10-01), Koskul
patent: D21825 (1892-08-01), Deslauriers
patent: D215588 (1969-10-01), Hooton
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patent: 4222803 (1980-09-01), Kent et al.
patent: 4711685 (1987-12-01), Hillman
"Acoustone Chex & Checkmate" (United States Gypsum Co.), 1984, cover page.
"Auratone Designer Ceilings" (USG Acoustical Products Co.), 1984, cover et seq.
"Illusion Ceiling Series" (United States Gypsum Co.), 1981, cover et seq.
"Sound Control Ceilings by USG Acoustical Products Co.", SA-905, 1987, cover, pp. 9, 23.
"Ceilings Product Information and Technical Data" (Armstrong World Industries, Inc.), 1986, pp. cover, 2, 6-8, 11, 16, 18, 19.
"Gildage 1860's" (Pinecrest), 1985, pp. 1-4.
Clark Doris
Lorenzen John M.
Robinson Robert H.
USG Interiors, Inc.
Word A. Hugo
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