04037377 is referenced by 217 patents and cites 5 patents.

A double-skin construction panel having its outer skin spaced-apart from its inner skin. The panels are adapted to be assembled without exposed fasteners. A positive mechanical connection between the outer skin and the foamed-in-place panel core is provided. The panels have mating elements in the outer skin to provide for positive mechanical engagement of adjacent outer sheets when the panels are assembled in use.

Title
Foamed-in-place double-skin building panel
Application Number
732689
Publication Number
4037377
Application Date
November 3, 1970
Publication Date
July 26, 1977
Inventor
Thomas M Welsh
Connersville
IN, US
Walter Tischuk
Richmond
IN, US
Norbert C Howell
Connersville
IN, US
Agent
George E Manias
Harry B Keck
Assignee
H H Robertson Company
PA, US
IPC
E04C 2/20
E04C 1/10
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