schema:name | Leningradskiĭ politekhnicheskiĭ institut imeni M.I. Kalinina; Leningrad. Politekhnicheskiĭ institut; Russian S.F.S.R. Ministerstvo vysshego i srednego spet︠s︡ialʹnogo obrazovanii︠a︡. Leningradskiĭ politekhnicheskiĭ institut imeni M.I. Kalinina; Russian S.F.S.R. Leningradskiĭ politekhnicheskiĭ institut imeni M.I. Kalinina; Petrogradskīĭ politekhnicheskīĭ institut; Pervyĭ petrogradskiĭ politekhnicheskiĭ institut; Petrogradskiĭ pervyĭ politekhnicheskiĭ institut imeni M.I. Kalinina; LPI; L.P.I; Leningradskiĭ ordena Lenina politekhnicheskiĭ institut imeni M.I. Kalinina; Leningradskiĭ politekhnicheskiĭ institut im. M.I. Kalinina; Leningradskiĭ ordena Lenina politekhnicheskiĭ institut im. M.I. Kalinina; Leningrad Polytechnic Institute; Russian S.F.S.R. Ministerstvo vysshego i srednego spet︠s︡ialʹnogo obrazovanii︠a︡. Leningrad Polytechnic Institute; Russian S.F.S.R. Leningrad Polytechnic Institute; Leningradskiĭ politekhnicheskiĭ institut |