Gray Flex Systems, Inc Trademarks
GO GREEN WITH GRAY

GO GREEN WITH GRAY

Filed: September 23, 2009
ventilating ducts of metal
Owned by: Gray Flex Systems, Inc
Serial Number: 77833161

GRAY SEAM

GRAY SEAM

Pre-fabricated ventilating ducts of metal having a factory sealed joint
Owned by: Gray Flex Systems, Inc
Serial Number: 77919691