FR424001A - Security doors opening from the inside only - Google Patents

Security doors opening from the inside only

Info

Publication number
FR424001A
FR424001A FR424001DA FR424001A FR 424001 A FR424001 A FR 424001A FR 424001D A FR424001D A FR 424001DA FR 424001 A FR424001 A FR 424001A
Authority
FR
France
Prior art keywords
security doors
doors opening
opening
security
doors
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
Georges Chaumeret
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR424001A publication Critical patent/FR424001A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR424001D 1910-12-05 1910-12-05 Security doors opening from the inside only Expired FR424001A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR424001T 1910-12-05

Publications (1)

Publication Number Publication Date
FR424001A true FR424001A (en) 1911-05-03

Family

ID=1466791

Family Applications (1)

Application Number Title Priority Date Filing Date
FR424001D Expired FR424001A (en) 1910-12-05 1910-12-05 Security doors opening from the inside only

Country Status (1)

Country Link
FR (1) FR424001A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2566451A1 (en) * 1984-06-22 1985-12-27 Telediffusion Fse Communication device for a safety exit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2566451A1 (en) * 1984-06-22 1985-12-27 Telediffusion Fse Communication device for a safety exit

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