Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Publication of BE700979ApublicationCriticalpatent/BE700979A/fr
E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
E04H9/04—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate against air-raid or other war-like actions
E04H9/10—Independent shelters; Arrangement of independent splinter-proof walls
E04H9/12—Independent shelters; Arrangement of independent splinter-proof walls entirely underneath the level of the ground, e.g. air-raid galleries
Landscapes
Engineering & Computer Science
(AREA)
Architecture
(AREA)
Business, Economics & Management
(AREA)
Emergency Management
(AREA)
Environmental & Geological Engineering
(AREA)
Civil Engineering
(AREA)
Structural Engineering
(AREA)
Buildings Adapted To Withstand Abnormal External Influences
(AREA)