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 filedfiledCritical
Priority to ITDP1991U000005UpriorityCriticalpatent/ITDP910005U1/en
Publication of ITDP910005U1publicationCriticalpatent/ITDP910005U1/en