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Application filed by B Pk Mech BudownictwafiledCriticalB Pk Mech Budownictwa
Priority to PL23399781ApriorityCriticalpatent/PL131759B1/en
Publication of PL233997A1publicationCriticalpatent/PL233997A1/en
Publication of PL131759B1publicationCriticalpatent/PL131759B1/en
PL23399781A1981-11-261981-11-26Apparatus for pulling out a base plate from beneath a previously cast concrete block in particular that made of cellular concrete
PL131759B1
(en)