-
Air Filter Assembly
-
Publication number 20220332577
-
Publication date Oct 20, 2022
-
PTI Technologies, Inc.
-
Michael L. Gao
-
B64 - AIRCRAFT AVIATION COSMONAUTICS
-
AIR FILTER ASSEMBLY
-
Publication number 20200039823
-
Publication date Feb 6, 2020
-
PTI Technologies, Inc.
-
Michael L. Gao
-
C01 - INORGANIC CHEMISTRY
-
AIR FILTER ASSEMBLY
-
Publication number 20190135631
-
Publication date May 9, 2019
-
PTI TECHNOLOGIES, INC.
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Michael L. Gao
-
B64 - AIRCRAFT AVIATION COSMONAUTICS
-
AIR FILTER ASSEMBLY
-
Publication number 20170275164
-
Publication date Sep 28, 2017
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Michael L. Gao
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
-
Antimicrobial Air Filter
-
Publication number 20150258480
-
Publication date Sep 17, 2015
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PTI Technologies, Inc.
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Michael L. Gao
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
-
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Missing element indicator
-
Publication number 20070023333
-
Publication date Feb 1, 2007
-
PTI Technologies, Inc.
-
Bijan Mouhebaty
-
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
-
-
-