Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP16152778ApriorityCriticalpatent/JPS5590720A/ja
Priority to CA329,284Aprioritypatent/CA1096431A/en
Priority to EP79101851Aprioritypatent/EP0007409B1/en
Priority to DE7979101851Tprioritypatent/DE2966825D1/de
Priority to US06/053,038prioritypatent/US4285551A/en
Publication of JPS5590720ApublicationCriticalpatent/JPS5590720A/ja
Priority to US06/213,213prioritypatent/US4371216A/en
Publication of JPS5750974B2publicationCriticalpatent/JPS5750974B2/ja