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Priority to JP8070072ApriorityCriticalpatent/JPS533302B2/ja
Publication of JPS4937285ApublicationCriticalpatent/JPS4937285A/ja
Publication of JPS533302B2publicationCriticalpatent/JPS533302B2/ja
Apparatus for changing the rotary position of a slotter member and for changing the relative position between fixed and movable knives on the slotter member