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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4944899
Kind Code:
Y1
Application Number:
JP13552670U
Publication Date:
December 09, 1974
Filing Date:
December 30, 1970
Export Citation:
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International Classes:
B23K9/133; B23K9/12; (IPC1-7): B23K9/12



 
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