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Document Type and Number:
Japanese Patent JPH0120934
Kind Code:
B2
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Inventors:
KAMIIDE TAKUO
Application Number:
JP16663182A
Publication Date:
April 19, 1989
Filing Date:
September 27, 1982
Export Citation:
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Assignee:
SUMITOMO HEAVY INDUSTRIES
International Classes:
B21D53/06; B21C37/26; B21D13/02



 
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