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Herbert Oertel
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Ettlingen, DE
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last 30 patents
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Patent Grant
Vortex flow sensor with a cylindrical bluff body having roughned su...
Patent number
5,939,643
Issue date
Aug 17, 1999
Endress + Hauser Flowtec AG
Herbert Oertel
G01 - MEASURING TESTING
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Patent Grant
Device and method for producing a steep-fronted pressure wave in a...
Patent number
5,918,265
Issue date
Jun 29, 1999
Endress & Hauser Flowtec AG
Herbert Oertel
G10 - MUSICAL INSTRUMENTS ACOUSTICS