Title:
Method of making building insulation and product
United States Patent 2747651
US Patent References:
Wall board
- - 1461337
/2097694.html
- - 2097694
Heat insulating material and method of forming the same
- - 2173815
Structural element
- - 2608500
Coated fabric
- - 2630620
Wall board
- - 1461337
/2097694.html
- - 2097694
Heat insulating material and method of forming the same
- - 2173815
Structural element
- - 2608500
Coated fabric
- - 2630620
Inventors:
Stephen, Lighter
Publication Date:
05/29/1956
View Patent Images:
Export Citation:
Assignee:
Stephen, Lighter
Primary Class:
Other Classes:
156/292, 428/164, 428/920, 156/196, 156/293
International Classes:
E04B1/80