FR978027A - Breath contamination protection wall, for counters and others, transmitting sound - Google Patents

Breath contamination protection wall, for counters and others, transmitting sound

Info

Publication number
FR978027A
FR978027A FR978027DA FR978027A FR 978027 A FR978027 A FR 978027A FR 978027D A FR978027D A FR 978027DA FR 978027 A FR978027 A FR 978027A
Authority
FR
France
Prior art keywords
counters
breath
protection wall
transmitting sound
contamination protection
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
Rene-Charles Jolfre
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 FR978027A publication Critical patent/FR978027A/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
    • E06B7/00—Special arrangements or measures in connection with doors or windows
    • E06B7/28—Other arrangements on doors or windows, e.g. door-plates, windows adapted to carry plants, hooks for window cleaners
    • E06B7/30—Peep-holes; Devices for speaking through; Doors having windows

Landscapes

  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
FR978027D 1947-01-11 1947-01-11 Breath contamination protection wall, for counters and others, transmitting sound Expired FR978027A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR978027T 1947-01-11

Publications (1)

Publication Number Publication Date
FR978027A true FR978027A (en) 1951-04-09

Family

ID=9520213

Family Applications (1)

Application Number Title Priority Date Filing Date
FR978027D Expired FR978027A (en) 1947-01-11 1947-01-11 Breath contamination protection wall, for counters and others, transmitting sound

Country Status (2)

Country Link
CH (1) CH262202A (en)
FR (1) FR978027A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2590063A1 (en) * 1985-11-08 1987-05-15 Hygiaphone Vb Baffle for the transmission of sound waves, particularly for sealed counters, and barrier wall fitted with such a baffle

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2590063A1 (en) * 1985-11-08 1987-05-15 Hygiaphone Vb Baffle for the transmission of sound waves, particularly for sealed counters, and barrier wall fitted with such a baffle

Also Published As

Publication number Publication date
CH262202A (en) 1949-06-30

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