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3431940
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Information
Patent Grant
3431940
References
Source
Patent Number
3,431,940
Date Filed
Not available
Date Issued
Tuesday, March 11, 1969
56 years ago
CPC
G05D16/208 - using a combination of controlling means as defined in G05D16/2013 and G05D16/2066
E03B5/02 - arranged in buildings
F04D15/0072 - Installation or systems with two or more pumps, wherein the flow path through the stages can be changed
Y10T137/86163 - Parallel
US Classifications
134 - Cleaning and liquid contact with solids
137 - Fluid handling
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