Fuel saving furnace
United States Patent 2613653
US Patent References:
/0359672.html
- - 0359672

/1301156.html
- - 1301156

Hot water system
- - 1958736

Boiler
- - 2037019


Inventors:
Samuel, Wald
Publication Date:
10/14/1952
View Patent Images:
Assignee:
Samuel, Wald
Primary Class:
Other Classes:
126/362.100, 122/32, 122/413
International Classes:
F24D1/00