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Priority to JP1989041993UpriorityCriticalpatent/JPH0747144Y2/ja
Publication of JPH02133222UpublicationCriticalpatent/JPH02133222U/ja
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Publication of JPH0747144Y2publicationCriticalpatent/JPH0747144Y2/ja
Pressing Method and System Wherein Cushion Platen is Lowered by Cooperation of Shock Absorbers and Cylinders Before Holding of Blank Between Die and Pressure Ring