2022
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Invention
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Air filter with photocatalytic coating and manufacturing method thereof. The present description ... |
2020
|
P/S
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Air reheaters; Air cooling apparatus; Air sterilizers; Filters for air conditioning; Fans [air-co... |
2014
|
Invention
|
Device for air filtration and purification.
Device for air filtration and purification comprisin... |
|
Invention
|
Device for air filtration and purification. Device for air filtration and purification comprising... |
2013
|
P/S
|
Ducts of metal for ventilating and air conditioning installations; Ducts of metal for ventilating... |