Title:
Floor covering for radiant heating installations
United States Patent 3037746


Inventors:
Williams, Wesley L.
Application Number:
US77277858A
Publication Date:
06/05/1962
Filing Date:
11/10/1958
Assignee:
Williams, Wesley L.
Primary Class:
Other Classes:
52/220.2, 165/170, 237/69
International Classes:
F24D3/16
View Patent Images:
US Patent References:
2878530Multiple-layer floor boards1959-03-24
2559198Floor construction1951-07-03
2138217Electrical heating system1938-11-29
1800150Heating and cooling of buildings1931-04-07
1771269Heating and cooling of buildings1930-07-22
1359400Electric heater1920-11-16
Foreign References:
DE21583C