ES66323A1 - Un material absorbente del sonido, para paredes, pisos y techos, con el procedimiento correspondiente para su fabricación.
- Google Patents
Un material absorbente del sonido, para paredes, pisos y techos, con el procedimiento correspondiente para su fabricación.
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Sabine Wallace Clement Ware
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Sabine Wallace Clement Ware
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Priority to ES66323ApriorityCriticalpatent/ES66323A1/es
Publication of ES66323A1publicationCriticalpatent/ES66323A1/es
ES66323A1918-02-061918-02-06Un material absorbente del sonido, para paredes, pisos y techos, con el procedimiento correspondiente para su fabricación.
ExpiredES66323A1
(es)