Self locking sheet metal duct with a sealant and method for manufacturing the duct with a sealant and installing the duct with a sealant | Patent Publication Number 20080017269

US 20080017269 A1
Patent NumberUS 07478467 B2
Application Number11739238
Filled DateApr 24, 2007
Priority Date-
Publication DateJan 24, 2008
Original AssigneeDuctmate Industries Inc.
Current AssigneeDmi Inc.
Inventor/ApplicantsDouglas G. Gudenburr
Vincent L. Bloom
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