Stock material or miscellaneous articles – Structurally defined web or sheet – Nonplanar uniform thickness material
Patent
1993-06-02
1994-09-20
Zirker, Daniel R.
Stock material or miscellaneous articles
Structurally defined web or sheet
Nonplanar uniform thickness material
428116, 428169, 428182, 428186, 4283171, 4283173, 428354, 428468, 428489, B32B 316, B32B 330, B32B 518, B32B 712
Patent
active
053487915
ABSTRACT:
A Structure comprising a membrane of a waterproofing pressure sensitive adhesive material with, contiguous thereto, a layer of relatively rigid covering material so arranged and divided into segments that the structure can be folded at the divisions between the segments.
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Martin Timothy J.
Thompson Peter J.
Baker William L.
Leon Craig K.
W. R. Grace Limited
Zirker Daniel R.
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