- Air Blast Inc
- Air Blast Inc
- Amatech Corp
- Ametek Rotron Inc
- Big Jack Industries Inc
- Cary Manufacturing Corp
- Cincinnati Fan
- Clyde Bergemann Inc
- Dustvent Inc
- Dustvent Inc
- Gardner Denver Blower Div
- Gardner Denver Inc
- Gardner Denver Inc
- Greenheck Fan Corp
- Midwest Air Products Inc
- Phelps Fan
- Tropic Air Supply Inc
- Tuthill Vacuum & Blower Syst
- Unifire Power Blowers
- United Blower Inc
