JP1792247C - - Google Patents

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Publication number
JP1792247C
JP1792247C JP 1792247 C JP1792247 C JP 1792247C
Authority
JP
Grant status
Grant
Patent type
Application number

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Also Published As

Publication number Publication date Type
EP0215249B1 (en) 1989-12-20 grant
DE215249T1 (en) 1987-10-15 grant
DE3667609D1 (en) 1990-01-25 grant
JPH0570B2 (en) 1993-01-05 grant
EP0215249A1 (en) 1987-03-25 application
US4731057A (en) 1988-03-15 grant
JPS6232969A (en) 1987-02-12 application