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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS49116789
Kind Code:
A
Application Number:
JP2805373A
Publication Date:
November 07, 1974
Filing Date:
March 12, 1973
Export Citation:
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International Classes:
B63B22/18; B63C11/48; B63B21/50; (IPC1-7): B63B21/50



 
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