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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Astro-Valcour Inc
Original Assignee
Astro-Valcour Inc
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Filing date
Publication date
Application filed by Astro-Valcour IncfiledCriticalAstro-Valcour Inc
Priority claimed from EP90303519Aexternal-prioritypatent/EP0450205B1/en
Application grantedgrantedCritical
Publication of DE69030972D1publicationCriticalpatent/DE69030972D1/en
Publication of DE69030972T2publicationCriticalpatent/DE69030972T2/en