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 Alois Ing VasicekfiledCriticalAlois Ing Vasicek
Priority to CS838819ApriorityCriticalpatent/CS239123B1/en
Publication of CS881983A1publicationCriticalpatent/CS881983A1/en
Publication of CS239123B1publicationCriticalpatent/CS239123B1/en
CS838819A1983-11-251983-11-25
Pneumatic diaphragm structure, Pneumatic diaphragm structure, arched hall especially arched hall especially
CS239123B1
(en)