FR855722A - Perfectionnement aux portes - Google Patents

Perfectionnement aux portes

Info

Publication number
FR855722A
FR855722A FR855722DA FR855722A FR 855722 A FR855722 A FR 855722A FR 855722D A FR855722D A FR 855722DA FR 855722 A FR855722 A FR 855722A
Authority
FR
France
Prior art keywords
door development
door
development
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
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nessi Freres & Cie
Original Assignee
Nessi Freres & Cie
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 by Nessi Freres & Cie filed Critical Nessi Freres & Cie
Application granted granted Critical
Publication of FR855722A publication Critical patent/FR855722A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/10—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
    • E06B5/12—Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes against air pressure, explosion, or gas

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR855722D 1939-02-03 1939-02-03 Perfectionnement aux portes Expired FR855722A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR855722T 1939-02-03

Publications (1)

Publication Number Publication Date
FR855722A true FR855722A (fr) 1940-05-18

Family

ID=9328440

Family Applications (1)

Application Number Title Priority Date Filing Date
FR855722D Expired FR855722A (fr) 1939-02-03 1939-02-03 Perfectionnement aux portes

Country Status (1)

Country Link
FR (1) FR855722A (fr)

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