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Patent Searching and Data


Document Type and Number:
Japanese Patent JPS63168199
Kind Code:
U
Application Number:
JP6179187U
Publication Date:
November 01, 1988
Filing Date:
April 23, 1987
Export Citation:
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International Classes:
B63H25/30; B63H25/38; (IPC1-7): B63H25/30; B63H25/38
Domestic Patent References:
JPS5164296A1976-06-03