Solar energy collector, has convergent lens defining one of walls of casing, and mobile receptor held inside beams or in position intersecting beams by motor unit that controls movement of receptor with movement of beams
FR2811873A1
Comfortable anti-vandalism seat
FR2785708A1
Light signaling installation, especially for the information of users of public transport
FR2779622A1
Anatomic seat comprising lumbar support and a seat having at least one depression for ischions
