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 New York Patent Dev CorpfiledCriticalNew York Patent Dev Corp
Priority to PT7277881ApriorityCriticalpatent/PT72778B/en
Publication of PT72778ApublicationCriticalpatent/PT72778A/en
Publication of PT72778BpublicationCriticalpatent/PT72778B/en