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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS50129474
Kind Code:
A
Application Number:
JP3583374A
Publication Date:
October 13, 1975
Filing Date:
March 30, 1974
Export Citation:
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International Classes:
B21D51/26; B21D9/12; B21D19/12; B21D51/18; (IPC1-7): B21D51/18
Domestic Patent References:
JPS4746188A
JPS4725977A



 
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