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 B P I Dostaw Urzadzen HutniczyfiledCriticalB P I Dostaw Urzadzen Hutniczy
Priority to PL29119191ApriorityCriticalpatent/PL165708B1/en
Publication of PL291191A1publicationCriticalpatent/PL291191A1/en
Publication of PL165708B1publicationCriticalpatent/PL165708B1/en
PL29119191A1991-07-221991-07-22Apparatus for mechanically expanding steel rings, in particular non-magnetic ones of a current generator rotor
PL165708B1
(en)