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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS648691
Kind Code:
B2
Inventors:
TSUYA NOBORU
ARAI KENICHI
Application Number:
JP16278984A
Publication Date:
February 15, 1989
Filing Date:
August 03, 1984
Export Citation:
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Assignee:
TSUYA NOBORU
International Classes:
B21D17/04; B22D11/01; B22D11/06; C22C33/00; C22C33/04; C22C38/00; C22C38/06; H01F1/14; H01F1/147