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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS6451596
Kind Code:
U
Application Number:
JP14719187U
Publication Date:
March 30, 1989
Filing Date:
September 26, 1987
Export Citation:
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International Classes:
B63B23/32; B63B35/40; (IPC1-7): B63B35/40; B63B23/32
Domestic Patent References:
JPS52143691A1977-11-30
JP48072692B
JPS51135091A1976-11-22
JPS5836632U1983-03-10