DE237844C - - Google Patents
Info
- Publication number
- DE237844C DE237844C DENDAT237844D DE237844DA DE237844C DE 237844 C DE237844 C DE 237844C DE NDAT237844 D DENDAT237844 D DE NDAT237844D DE 237844D A DE237844D A DE 237844DA DE 237844 C DE237844 C DE 237844C
- Authority
- DE
- Germany
- Prior art keywords
- walls
- protective
- springs
- speaking
- 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.)
- Active
Links
- 230000001681 protective effect Effects 0.000 claims description 12
- 239000000645 desinfectant Substances 0.000 claims description 4
- 201000010099 disease Diseases 0.000 claims description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 239000000969 carrier Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 241000304886 Bacilli Species 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 241000947840 Alteromonadales Species 0.000 description 1
- 206010009696 Clumsiness Diseases 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 235000002020 sage Nutrition 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/12—Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE237844C true DE237844C (en:Method) |
Family
ID=497413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT237844D Active DE237844C (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE237844C (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2781631A1 (fr) * | 1998-07-24 | 2000-01-28 | Abel Maurice Sutty | Dispositif pour eviter le contact direct de la bouche et/ou de l'oreille avec l'emetteur et/ou le recepteur des combines telephoniques publics ou prives |
-
0
- DE DENDAT237844D patent/DE237844C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2781631A1 (fr) * | 1998-07-24 | 2000-01-28 | Abel Maurice Sutty | Dispositif pour eviter le contact direct de la bouche et/ou de l'oreille avec l'emetteur et/ou le recepteur des combines telephoniques publics ou prives |
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