Stock material or miscellaneous articles – Structurally defined web or sheet – Continuous and nonuniform or irregular surface on layer or...
Patent
1996-09-30
1997-07-15
Watkins, William
Stock material or miscellaneous articles
Structurally defined web or sheet
Continuous and nonuniform or irregular surface on layer or...
428156, 428131, 428192, 4283133, 428 15, 52518, 52555, 52554, E04D 114, E04D 120
Patent
active
056481446
ABSTRACT:
A synthetic slate roofing member composed of solid surfacing material and configured to realistically resemble the appearance and texture of natural slate while being lighter in weight, more durable and less costly than natural slate. The solid surfacing material preferably incorporates various additives and fillers to enhance the physical properties and appearance of the member.
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Cosmas Frank C.
Maurer Ronald L.
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