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Application filed by 電気化学計器株式会社filedCritical電気化学計器株式会社
Priority to JP1985144309UpriorityCriticalpatent/JPH0623747Y2/ja
Publication of JPS6254282UpublicationCriticalpatent/JPS6254282U/ja
Application grantedgrantedCritical
Publication of JPH0623747Y2publicationCriticalpatent/JPH0623747Y2/ja
Liquid measuring and dispensing device e.g. for food or chemicals - has controller which alternately connects each two cylinder working chambers with liquid feed and return according to shaft rotation