ES281959A3 - Instalación de tratamiento previo para secar, calcinar y sintetizar productos de todas clases y especialmente material en bruto de cemento
- Google Patents
Instalación de tratamiento previo para secar, calcinar y sintetizar productos de todas clases y especialmente material en bruto de cemento
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LELLEP OTTO GEORGE
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LELLEP OTTO GEORGE
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Curing Cements, Concrete, And Artificial Stone
(AREA)
ES281959A1962-10-291962-10-29Instalación de tratamiento previo para secar, calcinar y sintetizar productos de todas clases y especialmente material en bruto de cemento
ExpiredES281959A3
(es)