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- Aviation
- Cardinal Electronics, Inc.
- Lansing
Makers of the PropTach digital optical aircraft tachometer, a self-contained unit that takes a picture of the propeller once per second and displays the speed to one RPM accuracy and resolution.
www.proptach.com
- Trucks
- Michigan Trucking Association
- Lansing
Formed to advance and promote the interests of the state's truck operators, drivers, and companies.
www.mitrucking.org
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