DE248615C - - Google Patents
Info
- Publication number
- DE248615C DE248615C DENDAT248615D DE248615DA DE248615C DE 248615 C DE248615 C DE 248615C DE NDAT248615 D DENDAT248615 D DE NDAT248615D DE 248615D A DE248615D A DE 248615DA DE 248615 C DE248615 C DE 248615C
- Authority
- DE
- Germany
- Prior art keywords
- opening
- armed lever
- slide
- microphone
- closed
- 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
- 239000000645 desinfectant Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 230000005484 gravity Effects 0.000 claims 1
- 238000004659 sterilization and disinfection Methods 0.000 claims 1
- 241000947840 Alteromonadales Species 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/17—Hygienic or sanitary devices on telephone equipment
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Telephone Set Structure (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE248615T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE248615C true DE248615C (cg-RX-API-DMAC7.html) |
Family
ID=5935600
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT231404D Active DE231404C (cg-RX-API-DMAC7.html) | |||
| DENDAT248615D Active DE248615C (cg-RX-API-DMAC7.html) |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT231404D Active DE231404C (cg-RX-API-DMAC7.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (2) | DE248615C (cg-RX-API-DMAC7.html) |
-
0
- DE DENDAT231404D patent/DE231404C/de active Active
- DE DENDAT248615D patent/DE248615C/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE231404C (cg-RX-API-DMAC7.html) |
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