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Wirkmaschinenbau Karl Marx Veb
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Wirkmaschinenbau Karl Marx Veb
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Forfarande for framstellning av beleggningar av polyeter-polyuretan-polykarbamid-elaster, varvid en forpolymer av polyeter-polyester-polyuretan sprutas tillsammans med en organisk diamin pa ett underlag
Aparato selector de cuerpos individuales, particularmente de agujas para maquina de tejer circular, y metodo para efectuar la ubicacion de los levantadores de estas