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.)
GDF Gesellschaft fuer Dentale Forschung und Innovationen GmbH
Original Assignee
GDF Gesellschaft fuer Dentale Forschung und Innovationen GmbH
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
Priority claimed from CH4435/86Aexternal-prioritypatent/CH671770A5/de
Application filed by GDF Gesellschaft fuer Dentale Forschung und Innovationen GmbHfiledCriticalGDF Gesellschaft fuer Dentale Forschung und Innovationen GmbH
Application grantedgrantedCritical
Publication of DE3769640D1publicationCriticalpatent/DE3769640D1/de