Fleit, Jacobson, Cohn, Price, Holman & Stern
Building structure with an elevator
 A building structure comprises three sections; a first section having a living area on each floor; a second section having an elevator; a third section having a path connecting the living area and the elevator entrance. The third section has a closable ventilation opening for exhausting smoke when the fire breaks out and closing device for closing the opening means at a normal time. 
A
A62B
inventional
Shin
Watanabe