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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5270119
Kind Code:
U
Application Number:
JP15731075U
Publication Date:
May 25, 1977
Filing Date:
November 19, 1975
Export Citation:
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International Classes:
B21C37/08; B23K9/32; B23K13/02; B23K13/08; B23K37/04; (IPC1-7): B23K37/04; B21C37/08; B23K9/32
Domestic Patent References:
JPS5032497U1975-04-09



 
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