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Patent Searching and Data


Document Type and Number:
Japanese Patent JPH0121920
Kind Code:
Y2
Application Number:
JP18834983U
Publication Date:
June 28, 1989
Filing Date:
December 05, 1983
Export Citation:
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International Classes:
B63C13/00; B63B5/24; B63B21/06; B63B35/73; B63B59/02; (IPC1-7): B63C13/00; B63B21/06; B63B59/02



 
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