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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS5528639
Kind Code:
Y2
Application Number:
JP12934879U
Publication Date:
July 08, 1980
Filing Date:
September 20, 1979
Export Citation:
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International Classes:
B63H5/07; B63H5/14; B63H5/15; (IPC1-7): B63H5/14; B63H5/06