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 David J Fitzgerald, James D LongfiledCriticalDavid J Fitzgerald
Priority to CS881272ApriorityCriticalpatent/CS178881B2/en
Publication of CS178881B2publicationCriticalpatent/CS178881B2/en