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 US07/084,328external-prioritypatent/US4814067A/en
Application filed by Stone & Webster Eng CorpfiledCriticalStone & Webster Eng Corp
Priority to IN356CA1991priorityCriticalpatent/IN172299B/en
Publication of IN172299BpublicationCriticalpatent/IN172299B/en