ES44704A1 - Un nuevo procedimiento para impermeabilizar los tejidos de todas clases, pieles, papeles, maderas y otros artículos similares.
- Google Patents
Un nuevo procedimiento para impermeabilizar los tejidos de todas clases, pieles, papeles, maderas y otros artículos similares.
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Individual
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Individual
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ES44704A1909-01-121909-01-12Un nuevo procedimiento para impermeabilizar los tejidos de todas clases, pieles, papeles, maderas y otros artículos similares.
ExpiredES44704A1
(es)
Un procedimiento de fabricación de fieltros, cartones, papeles y telas alquitranadas, asfaltados o impregnados de sustancias grasas u oleaginosas que los impermeabilizan.