Document Type and Number:
Japanese Patent JPS6210230
Kind Code:
Y2
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Application Number:
JP4150282U
Publication Date:
March 10, 1987
Filing Date:
March 23, 1982
Export Citation:
International Classes:
B63H5/08; B63B1/04; B63B1/40; B63B5/06; (IPC1-7): B63B1/40; B63H5/08