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
Priority claimed from US06/604,739external-prioritypatent/US4630227A/en
Application filed by Hagenbuch Roy George LefiledCriticalHagenbuch Roy George Le
Priority to IN673/MAS/88ApriorityCriticalpatent/IN167750B/en
Publication of IN167750BpublicationCriticalpatent/IN167750B/en