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.)
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Individual
Original Assignee
Individual
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Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to JP2092489UpriorityCriticalpatent/JPH0624870Y2/ja
Priority to US07/436,511prioritypatent/US5025699A/en
Priority to CA002002830Aprioritypatent/CA2002830C/en
Priority to DE89121147Tprioritypatent/DE68909744T2/de
Priority to EP89121147Aprioritypatent/EP0369431B1/en
Publication of JPH02113792UpublicationCriticalpatent/JPH02113792U/ja
Application grantedgrantedCritical
Publication of JPH0624870Y2publicationCriticalpatent/JPH0624870Y2/ja