86630271
May 14, 2015
power-operated metal bollards that can be raised or retracted electro-mechanically for security purposes; concrete bollards and metal guard barriers for security purposes; power-operated wedge-shaped security barriers in the nature of power-operated rising plate security barriers that can be raised or retracted electro-mechanically
MachineryInstallation, repair, and replacement of power-operated metal bollards, concrete bollards, metal guard barriers, power-operated wedge-shaped security barriers, and power-operated rising plate security barriers
Building Construction and Repairdesign, engineering, and development of power-operated metal bollards that can be raised or retracted electro-mechanically, concrete bollards, metal guard barriers, power-operated wedge security barriers and rising plate security barriers that all can be raised or retracted electro-mechanically
Computer and Scientific