Perrin, Arthur M. Formerly, President, National Conveyors Company, Inc., Fairfax, New Jersey.
- Additional Readings
Manually propelled (handtrucks) or powered carriers for transporting materials over level, slightly inclined, or slightly declined running surfaces. Some industrial trucks can lift and lower their loads, and others can also tier them. In any event, all such trucks maintain contact with the running surface over which they operate and, except when towed by a chain conveyor, follow variable paths of travel as distinct from conveying machines or monorails.
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