IMPROVEMENTS IN OR RELATING TO PINCH VALVES von ALEXANDR SEMENOVICH SMETANIN, VLADIMIR NOKOLAEVICH CHESNOKOV, SERGEI ALEXEEVICH NAZAROV, VLADIMIR GEORGIEVICH CHERNAKOV, LJUDMILA MIKHAILOVNA VSESVETSKAYA, EFIM MOISEEVICH RAPPOPORT, GRIGORY SAMUILOVICH FUX, VALERY ARKADIEVICH PERETYAGIN

Volltext bestellen