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- Google Patents
AU484892B2 - Improvements in and relating to security devices
- Google Patents
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 DE2249408Aexternal-prioritypatent/DE2249408C3/en
Application filed by Hoechst AGfiledCriticalHoechst AG
Application grantedgrantedCritical
Publication of AU6117373ApublicationCriticalpatent/AU6117373A/en
Publication of AU484892B2publicationCriticalpatent/AU484892B2/en