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 Oliveira & Ferreirinhas Ind MefiledCriticalOliveira & Ferreirinhas Ind Me
Priority to PT733282UpriorityCriticalpatent/PT7332U/pt
Publication of PT7332UpublicationCriticalpatent/PT7332U/pt