Building units and construction elements – Architectural stock material – Panel – tile or applique or floor – wall – roof – etc.
Patent
1987-01-29
1990-03-20
Ansher, Bernard
Building units and construction elements
Architectural stock material
Panel, tile or applique or floor, wall, roof, etc.
D14204, D14221
Patent
active
D03067645
REFERENCES:
patent: D291601 (1987-08-01), D'Antonio et al.
patent: 2830330 (1958-04-01), Heath
patent: 4094379 (1978-06-01), Steinberger
patent: 4113053 (1978-09-01), Matsumoto et al.
patent: 4156476 (1979-05-01), Matsumoto et al.
patent: 4158401 (1979-06-01), Matsumoto et al.
patent: 4690244 (1987-09-01), Dickie
D'Antonio Peter
Konnert John H.
Ansher Bernard
RPG Diffusor Systems, Inc.
Shooman Theodore M.
Spiegel H. Jay
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