Title:
Funnel structure for introducing anti-freeze to radiators
United States Patent 3177907


Inventors:
Baldi, Frank L.
Application Number:
US16836962A
Publication Date:
04/13/1965
Filing Date:
01/24/1962
Assignee:
Baldi, Frank L.
Primary Class:
Other Classes:
141/344, 251/175
International Classes:
B67C11/04
View Patent Images:
US Patent References:
2694515Funnel device for filling containers1954-11-16
2584216Funnel with spout and vent closure1952-02-05
2001818Valve mechanism1935-05-21
1914737Valve1933-06-20
0843873N/A1907-02-12
Foreign References:
GB495612A1938-11-16
FR806159A1936-12-09