Yucaipa, California
United States
5
2009-04-02
The entities that hold a legal rights for patent applications filed by inventor DeVRIES Douglas F.:
Douglas F. DeVRIES from Yucaipa, US has applied for patents for these inventions. The list has both pending applications and granted patents:
PORTABLE DRAG COMPRESSOR POWERED MECHANICAL VENTILATOR
#2 | 2007-06-28Portable drag compressor powered mechanical ventilator
#3 | 2005-07-14Portable drag compressor powered mechanical ventilator
#4 | 2005-06-02Portable drag compressor powered mechanical ventilator
#5 | 2005-04-12Portable drag compressor powered mechanical ventilator
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