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Darrell W. Guillaume
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Corona, CA, US
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last 30 patents
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Patent Grant
Ventilator exhalation valve
Patent number
5,127,400
Issue date
Jul 7, 1992
Bird Products Corp.
Douglas F. DeVries
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Variable orifice flow sensing apparatus
Patent number
4,993,269
Issue date
Feb 19, 1991
Bird Products Corporation
Darrell W. Guillaume
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE