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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS63157479
Kind Code:
U
Application Number:
JP4740487U
Publication Date:
October 14, 1988
Filing Date:
March 30, 1987
Export Citation:
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International Classes:
B23K1/018; B23K3/00; H05K3/34; (IPC1-7): B23K3/00; H05K3/34
Domestic Patent References:
JP59058569B
JP52106586B
JPS6130273B21986-07-12