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device for generating a reciprocating rotary motion of a wave - and with selbsttaetiger control drehwinkelgroesse, especially for derivation of a hub and lowering of the wave for the ringbaenke of zwirnmaschinen
device for generating a reciprocating rotary motion of a wave - and with selbsttaetiger control drehwinkelgroesse, especially for derivation of a hub and lowering of the wave for the ringbaenke of zwirnmaschinen
