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US Patent 11781591 Radial ventilator
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US Patent 11781591 Radial ventilator
Article
Patent abstract
A radial fan (
Infobox
Is a
Patent
Patent Jurisdiction
United States Patent and Trademark Office
Patent Number
11781591
Patent Inventor Names
Katrin Schaake
Volker Ehlers
Date of Patent
October 10, 2023
Patent Application Number
17287074
Date Filed
May 14, 2019
Patent Citations
US Patent 8973576 Blower
Patent Primary Examiner
Peter J Bertheaud
CPC Code
F04D 29/441
F04D 29/4226
F04D 29/4233
F04D 29/281
F04D 29/162
F04D 29/083
F04D 29/056
F04D 29/059
F04D 25/0606
F04D 25/062
F04D 17/08
F04D 17/16
F04D 13/06
F04D 1/00
A61M 16/0066
A61M 16/006
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