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 Jose Ma ConcepcionfiledCriticalJose Ma Concepcion
Priority to PH31467ApriorityCriticalpatent/PH19678A/en
Publication of PH19678ApublicationCriticalpatent/PH19678A/en