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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0433420
Kind Code:
U
Application Number:
JP7524790U
Publication Date:
March 18, 1992
Filing Date:
July 17, 1990
Export Citation:
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International Classes:
B21D19/08; B21D28/36; B21D31/06; B21D37/00; (IPC1-7): B21D19/08; B21D28/36; B21D31/06; B21D37/00



 
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