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Publication number
CA1252706A1
CA1252706A1 CA 1252706 A1 CA1252706 A1 CA 1252706A1
Authority
CA
Grant status
Grant
Patent type
Application number

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Also Published As

Publication number Publication date Type
EP0198984A2 (en) 1986-10-29 application
JPS6316214B2 (en) 1988-04-07 grant
JP1469304C (en) grant
DE3578906D1 (en) 1990-08-30 grant
US4665731A (en) 1987-05-19 grant
EP0198984A3 (en) 1987-09-23 application
CA1252706A (en) 1989-04-18 grant
EP0198984B1 (en) 1990-07-25 grant
JPS61245928A (en) 1986-11-01 application