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 Rohm & HaasfiledCriticalRohm & Haas
Priority to IN263DE1991priorityCriticalpatent/IN180912B/en
Publication of IN180912BpublicationCriticalpatent/IN180912B/en