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 Richard A LangfiledCriticalRichard A Lang
Priority to IN1031CA1990priorityCriticalpatent/IN176213B/en
Priority to IN1154CA1995prioritypatent/IN184525B/en
Publication of IN176213BpublicationCriticalpatent/IN176213B/en