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 Arye Rubinstein, Albert GoldsteinfiledCriticalArye Rubinstein
Priority to IN693MA1992priorityCriticalpatent/IN174158B/en
Publication of IN174158BpublicationCriticalpatent/IN174158B/en