ES47955A3 - Un procedimiento para la fabricación del producto conocido corrientemente por los nombres de fibra vulcanizada "Leatherroid", "Okonita", etc.
- Google Patents
Un procedimiento para la fabricación del producto conocido corrientemente por los nombres de fibra vulcanizada "Leatherroid", "Okonita", etc.
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ES47955A1910-04-301910-04-30Un procedimiento para la fabricación del producto conocido corrientemente por los nombres de fibra vulcanizada "Leatherroid", "Okonita", etc.
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Un procedimiento para la fabricación del producto conocido corrientemente por los nombres de fibra vulcanizada "Leatherroid", "Okonita", etc.