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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS4845394
Kind Code:
U
Application Number:
JP8962871U
Publication Date:
June 13, 1973
Filing Date:
September 30, 1971
Export Citation:
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International Classes:
B63B29/20; B63B25/08; (IPC1-7): B63B29/20; B63B25/08
Domestic Patent References:
JPS4019625Y11965-07-08
JP43008214A
Foreign References:
GB1155348A1969-06-18



 
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