Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
STUDENT'S PROTECTION SCHOOL BOARD FROM EMERGENCIES
A student protection school board mainly comprises a main mobile outer frame of rectangular cross section which constitutes the front surface of the room, with shape of colored dye blackboard, a main fixed frame of rectangular cross section which constitutes the rear surface of the room, mounted on the wall of the classroom, two equally sized folding rectangular surfaces which constitute the side surfaces of the room, and two equally sized folding rectangular surfaces, reinforced with metal plates, which constitute the upper surface of the room.
STUDENT'S PROTECTION SCHOOL BOARD FROM EMERGENCIES
A student protection school board mainly comprises a main mobile outer frame of rectangular cross section which constitutes the front surface of the room, with shape of colored dye blackboard, a main fixed frame of rectangular cross section which constitutes the rear surface of the room, mounted on the wall of the classroom, two equally sized folding rectangular surfaces which constitute the side surfaces of the room, and two equally sized folding rectangular surfaces, reinforced with metal plates, which constitute the upper surface of the room.
STUDENT'S PROTECTION SCHOOL BOARD FROM EMERGENCIES
SOUKOS KONSTANTINOS (Autor:in)
08.06.2017
Patent
Elektronische Ressource
Englisch
STUDENT ACCOUNTABILITY DURING SCHOOL EMERGENCIES
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