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
Application filed by Heess KarlfiledCriticalHeess Karl
Priority to IT2122379ApriorityCriticalpatent/IT1112970B/it
Publication of IT7921223A0publicationCriticalpatent/IT7921223A0/it
Application grantedgrantedCritical
Publication of IT1112970BpublicationCriticalpatent/IT1112970B/it