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https://drivepatents.com/patents/1400626 · 31 Jul 2024
Dispositif de ventilation (20) pour véhicule (10) de transport comportant un dispositif (26) de génération d'un flux d'air, au moins un conduit (36) de circulation d'air, et un filtre (28) à air en position de filtration dans laquelle ledit filtre est ...
https://drivepatents.com/patents/949466 · 12 Aug 2015
A filter element (1, 1') comprising a first pleated bellows (2, 2') manufactured from a first filter medium (3, 3'), is intended to provide a filter element which after some service life can be easily modified such that it again achieves sufficient filteri...