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 filedfiledCritical
Priority to PL26391387ApriorityCriticalpatent/PL145520B2/en
Publication of PL263913A2publicationCriticalpatent/PL263913A2/en
Publication of PL145520B2publicationCriticalpatent/PL145520B2/en
PL26391387A1987-02-021987-02-02Method of and apparatus for making railway rail holding hooks intended to secure rails together with their sole-plates
PL145520B2
(en)
Apparatus and method for automatically passing gaps in railroad cross-overs by an apparatus contacting the upper face of the rail and connected to a running railway vehicle