2 Patents
- US122576182025Apparatus and Method for Closing Duct Seams and for Inserting Angle Plates and Closing Duct Seams
HVAC Inventors/systemation, Inc.
0 cites - US116971472023Apparatus and Method for Forming Duct Flanges and Duct Work
HVAC Inventors/systemation, Inc.
0 cites