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 CH789575Aexternal-prioritypatent/CH590097A5/xx
Priority claimed from DK307375AAexternal-prioritypatent/DK142017B/da
Application filed by Inventio AgfiledCriticalInventio Ag
Publication of DK506478ApublicationCriticalpatent/DK506478A/da
Publication of DK143485BpublicationCriticalpatent/DK143485B/da
Application grantedgrantedCritical
Publication of DK143485CpublicationCriticalpatent/DK143485C/da
DK506478A1975-06-181978-11-14Rektangulaer formramme,navnlig til brug ved maskinel fremstilling af kasseloese stoebeforme,og som kan aabnes og lukkes
DK143485C
(da)