Building units and construction elements – Architectural stock material – Panel – tile or applique or floor – wall – roof – etc.
Patent
1990-08-22
1991-06-11
Word, A. Hugo
Building units and construction elements
Architectural stock material
Panel, tile or applique or floor, wall, roof, etc.
Patent
active
D03175065
REFERENCES:
patent: D300257 (1989-03-01), Stahl
patent: 1157665 (1915-10-01), Becker
patent: 2335493 (1943-11-01), Drinkall
Jenkins Robert L.
Kalkanoglu Husnuo M.
Klein, deceased John R.
Noone Michael J.
Stahl Kermit E.
Certain-Teed Corporation
Clark Doris
Word A. Hugo
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