Building units and construction elements – Architectural stock material – Extruded shape
Patent
1998-10-22
2000-08-22
Clark, Doris
Building units and construction elements
Architectural stock material
Extruded shape
2501
Patent
active
D04298241
REFERENCES:
patent: D364691 (1995-11-01), Goss, Jr.
patent: 4130976 (1978-12-01), Kesseler et al.
patent: 5603585 (1997-02-01), Bruchu et al.
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