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2455678
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Information
Patent Grant
2455678
References
Source
Patent Number
2,455,678
Date Filed
Not available
Date Issued
Tuesday, December 7, 1948
75 years ago
CPC
F04B49/128 - by changing the eccentricity of the cylinders
F04B1/1077 - directly located side-by-side
F04D25/04 - the pump being fluid-driven
US Classifications
417 - Pumps
091 - Motors: expansible chamber type
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