Active seismic response control system for use in structure
Actively controlled structure and method
Actuator and system for controlling vibration of structure
Adjustable CTE graphite-epoxy bar
Aerated grate covering device for the sheltering from sun and ra
Agricultural greenhouse with a flat roof
Apparatus for mounting a decompression wall panel in an aircraft
Arrangement for selectively changing the radiation and vibration
Aseismic system for structure foundation
Assemblage and method for relieving overpressure in an enclosure
Automated exterior fire protection system for building structure
Automatic skylight actuator
Automatically operated opening and closing roof