FR860865A - Thin-wall watertight arched trench - Google Patents

Thin-wall watertight arched trench

Info

Publication number
FR860865A
FR860865A FR860865DA FR860865A FR 860865 A FR860865 A FR 860865A FR 860865D A FR860865D A FR 860865DA FR 860865 A FR860865 A FR 860865A
Authority
FR
France
Prior art keywords
arched
trench
thin
wall watertight
watertight
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Robert Riffault
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 filed filed Critical
Application granted granted Critical
Publication of FR860865A publication Critical patent/FR860865A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • 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
FR860865D 1939-10-16 1939-10-16 Thin-wall watertight arched trench Expired FR860865A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR860865T 1939-10-16

Publications (1)

Publication Number Publication Date
FR860865A true FR860865A (en) 1941-01-25

Family

ID=9336352

Family Applications (1)

Application Number Title Priority Date Filing Date
FR860865D Expired FR860865A (en) 1939-10-16 1939-10-16 Thin-wall watertight arched trench

Country Status (1)

Country Link
FR (1) FR860865A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3298146A (en) * 1964-10-26 1967-01-17 Retz Philip Multilevel subsurface building construction

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3298146A (en) * 1964-10-26 1967-01-17 Retz Philip Multilevel subsurface building construction

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