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PREFABRICATED ROOFING CONSTRUCTION AND METHOD
US 3,468,086 A
Filed
: 04/09/1968
Issued
: 09/23/1969
Est. Priority Date
: 04/09/1968
Status: Expired due to Term
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Current Assignee
Walter J. Warner
Original Assignee
Walter J. Warner
Inventors
Warner, Walter J.
Application Number
US04/719,947
Time in Patent Office
532 Days
Field of Search
US Class Current
52/173.1
CPC Class Codes
E04D 3/351
at least one of the layers ...
E04D 3/352
at least one insulating lay...
E04D 3/355
the insulating layers of ad...
E04D 3/358
with at least one of the la...
Y10T 156/1011
Overedge bending or overedg...
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