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Application filed by Jan Vlcek, Vaclav Svagr, Ludek AugustafiledCriticalJan Vlcek
Priority to CS207578ApriorityCriticalpatent/CS193439B1/cs
Publication of CS193439B1publicationCriticalpatent/CS193439B1/cs
CS207578A1978-03-311978-03-31Set for photogrammetric detection of the tranverse profile of the underground work in respect of the designed axis
CS193439B1
(en)