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 IN179CA1989external-prioritypatent/IN172461B/en
Application filed by Emerson Electric CofiledCriticalEmerson Electric Co
Priority to IN53CA1993priorityCriticalpatent/IN175878B/en
Publication of IN175878BpublicationCriticalpatent/IN175878B/en