FR2154747B3 - - Google Patents

Info

Publication number
FR2154747B3
FR2154747B3 FR7234616A FR7234616A FR2154747B3 FR 2154747 B3 FR2154747 B3 FR 2154747B3 FR 7234616 A FR7234616 A FR 7234616A FR 7234616 A FR7234616 A FR 7234616A FR 2154747 B3 FR2154747 B3 FR 2154747B3
Authority
FR
France
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
FR7234616A
Other languages
French (fr)
Other versions
FR2154747A1 (OSRAM
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.)
WISSLER GEORG ANTON DT
Original Assignee
WISSLER GEORG ANTON DT
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 WISSLER GEORG ANTON DT filed Critical WISSLER GEORG ANTON DT
Publication of FR2154747A1 publication Critical patent/FR2154747A1/fr
Application granted granted Critical
Publication of FR2154747B3 publication Critical patent/FR2154747B3/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/34—Grid-like or open-work ceilings, e.g. lattice type box-like modules, acoustic baffles
    • E04B9/36—Grid-like or open-work ceilings, e.g. lattice type box-like modules, acoustic baffles consisting of parallel slats
    • E04B9/366—Grid-like or open-work ceilings, e.g. lattice type box-like modules, acoustic baffles consisting of parallel slats the principal plane of the slats being vertical

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR7234616A 1971-09-30 1972-09-29 Expired FR2154747B3 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7137137 1971-09-30

Publications (2)

Publication Number Publication Date
FR2154747A1 FR2154747A1 (OSRAM) 1973-05-11
FR2154747B3 true FR2154747B3 (OSRAM) 1975-10-17

Family

ID=6624202

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7234616A Expired FR2154747B3 (OSRAM) 1971-09-30 1972-09-29

Country Status (5)

Country Link
AT (1) AT322162B (OSRAM)
BE (1) BE789472A (OSRAM)
CH (1) CH558859A (OSRAM)
FR (1) FR2154747B3 (OSRAM)
NL (1) NL7213187A (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2168090B (en) * 1984-12-06 1988-02-24 Hunter Douglas Ind Bv Suspended ceiling

Also Published As

Publication number Publication date
CH558859A (de) 1975-02-14
AT322162B (de) 1975-05-12
NL7213187A (OSRAM) 1973-04-03
FR2154747A1 (OSRAM) 1973-05-11
BE789472A (fr) 1973-01-15

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Legal Events

Date Code Title Description
ST Notification of lapse