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 Interlego AgfiledCriticalInterlego Ag
Priority to IN176DE1989priorityCriticalpatent/IN174632B/en
Publication of IN174632BpublicationCriticalpatent/IN174632B/en