Membership
Tour
Register
Log in
David Frank Angelico
Follow
Person
Chesapeake, VA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Electrically conductive confined space ventilator conduit formed of...
Patent number
7,992,593
Issue date
Aug 9, 2011
Air Systems, Inc.
David Frank Angelico
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Electrically conductive confined space ventilator conduit formed of...
Patent number
7,467,645
Issue date
Dec 23, 2008
Air Systems, Inc.
David Frank Angelico
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Electrically conductive confined space ventilator conduit formed of...
Patent number
6,843,274
Issue date
Jan 18, 2005
Air Systems International, Inc.
David Frank Angelico
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
ELECTRICALLY CONDUCTIVE CONFINED SPACE VENTILATOR CONDUIT FORMED OF...
Publication number
20100210204
Publication date
Aug 19, 2010
AIR SYSTEMS, INC
David Frank Angelico
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Electrically conductive confined space ventilator conduit formed of...
Publication number
20050061527
Publication date
Mar 24, 2005
Air Systems, Inc. dba Air Systems International , Inc.
David Frank Angelico
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
ELECTRICALLY CONDUCTIVE CONFINED SPACE VENTILATOR CONDUIT FORMED OF...
Publication number
20040261871
Publication date
Dec 30, 2004
Air Systems, Inc. dba
David Frank Angelico
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL