Title:
Backflow preventing unit for dishwashing apparatus
United States Patent 2652850


Inventors:
Manville, Charles J.
Application Number:
US10807149A
Publication Date:
09/22/1953
Filing Date:
08/02/1949
Assignee:
Manville, Charles J.
Primary Class:
Other Classes:
137/614.19, 137/614.21, 137/625.48, 401/46
International Classes:
A47L17/00
View Patent Images:
US Patent References:
2508958Dish washing apparatus1950-05-23
2412760Water control for toilet tanks1946-12-17
2344150Plumbing fixture1944-03-14
2283973Antisiphonic flush valve and silencer1942-05-26
2219105Diverter valve1940-10-22
2094161Cleaning device1937-09-28
1937246Diverter valve1933-11-28
1878097Combined mixing and diverting valve1932-09-20
1832723Adjustable combination mixing faucet1931-11-17
1566439Dishwashing device1925-12-22
1354440Locomotive check-valve1920-09-28
1201164N/A1916-10-10
1185309N/A1916-05-30
0799203N/A1905-09-12
Foreign References:
DE211511C