Inventor
PEHL WILLIS G
US5 patents
Patents
5 patentsUS4102107AJul 25, 1978
Prefabricated shingle panels
SHAKERTOWN CORP37 citations87
US4499701AFeb 19, 1985
Rabbeted shingle butt joint sidewall panel and shingle component
SHAKERTOWN CORP21 citations78
US4459788AJul 17, 1984
Plywood-backed double course shingle panel
SHAKERTOWN CORP18 citations70
US4345630AAug 24, 1982
Method of making rabbeted shingle butt joint sidewall panel
SHAKERTOWN CORP7 citations70
US4050209ASep 27, 1977
Prefabricated shingle panels
SHAKERTOWN CORP16 citations68