FR844280A - Device for disinfecting mouths of phones - Google Patents
Device for disinfecting mouths of phonesInfo
- Publication number
- FR844280A FR844280A FR844280DA FR844280A FR 844280 A FR844280 A FR 844280A FR 844280D A FR844280D A FR 844280DA FR 844280 A FR844280 A FR 844280A
- Authority
- FR
- France
- Prior art keywords
- mouths
- disinfecting
- phones
- disinfecting mouths
- 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
Links
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)
- Apparatus For Disinfection Or Sterilisation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB26777/37A GB498616A (en) | 1937-10-04 | 1937-10-04 | A device for disinfecting the mouthpieces of telephones |
Publications (1)
Publication Number | Publication Date |
---|---|
FR844280A true FR844280A (en) | 1939-07-21 |
Family
ID=10249020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR844280D Expired FR844280A (en) | 1937-10-04 | 1938-10-04 | Device for disinfecting mouths of phones |
Country Status (3)
Country | Link |
---|---|
US (1) | US2250162A (en) |
FR (1) | FR844280A (en) |
GB (1) | GB498616A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2700075A (en) * | 1951-10-18 | 1955-01-18 | Estol P Korn | Sanitary device for telephone mouthpieces and earpieces |
GB2180752A (en) * | 1985-09-24 | 1987-04-08 | Tk Ind Supplies | Bactericidal shields for telephone handsets |
-
1937
- 1937-10-04 GB GB26777/37A patent/GB498616A/en not_active Expired
-
1938
- 1938-09-26 US US231805A patent/US2250162A/en not_active Expired - Lifetime
- 1938-10-04 FR FR844280D patent/FR844280A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB498616A (en) | 1939-01-11 |
US2250162A (en) | 1941-07-22 |
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