Document Type and Number:
Japanese Patent JPH0512152
Kind Code:
Y2
Application Number:
JP7750586U
Publication Date:
March 26, 1993
Filing Date:
May 22, 1986
Export Citation:
International Classes:
B63B15/00; B63H21/32; B63H21/34; (IPC1-7): B63B15/00; B63H21/34
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