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Application filed by Павло Леонідович МатвієнкоfiledCriticalПавло Леонідович Матвієнко
Priority to UAU201311366UpriorityCriticalpatent/UA89444U/en
Publication of UA89444UpublicationCriticalpatent/UA89444U/en
A two-cylinder pump that consists of two cylinders with pistons connected by a rocker with couplers and inlet and outlet valves, wherein the pistons are made as floats.