JP1918498C - - Google Patents

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Publication number
JP1918498C
JP1918498C JP 1918498 C JP1918498 C JP 1918498C
Authority
JP
Grant status
Grant
Patent type
Application number

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Also Published As

Publication number Publication date Type
DE3669406D1 (en) 1990-04-12 grant
JPS6271983A (en) 1987-04-02 application
JPH0644171B2 (en) 1994-06-08 grant
EP0216190A1 (en) 1987-04-01 application
EP0216190B1 (en) 1990-03-07 grant
US4634286A (en) 1987-01-06 grant