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Priority to JP2407576ApriorityCriticalpatent/JPS52108627A/ja
Publication of JPS52108627ApublicationCriticalpatent/JPS52108627A/ja
Publication of JPS5439935B2publicationCriticalpatent/JPS5439935B2/ja
JP2407576A1976-03-081976-03-08Method of propulsion construction and backkfilling dosing device for antifriction fluid material
GrantedJPS52108627A
(en)