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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5281435
Kind Code:
U
Application Number:
JP17080975U
Publication Date:
June 17, 1977
Filing Date:
December 17, 1975
Export Citation:
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International Classes:
B21D7/08; B21D7/025; B21D11/12; (IPC1-7): B21D11/12; B21D7/025
Domestic Patent References:
JP35008473A



 
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