FR2266410B3 - - Google Patents
Info
- Publication number
- FR2266410B3 FR2266410B3 FR7411918A FR7411918A FR2266410B3 FR 2266410 B3 FR2266410 B3 FR 2266410B3 FR 7411918 A FR7411918 A FR 7411918A FR 7411918 A FR7411918 A FR 7411918A FR 2266410 B3 FR2266410 B3 FR 2266410B3
- 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
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)
- Catching Or Destruction (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7411918A FR2266410A1 (en) | 1974-03-29 | 1974-03-29 | Permanent disinfection of microphones and earphones - using volatile matl. capable of replacement or regeneration |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7411918A FR2266410A1 (en) | 1974-03-29 | 1974-03-29 | Permanent disinfection of microphones and earphones - using volatile matl. capable of replacement or regeneration |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2266410A1 FR2266410A1 (en) | 1975-10-24 |
FR2266410B3 true FR2266410B3 (nl) | 1977-02-18 |
Family
ID=9137289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7411918A Granted FR2266410A1 (en) | 1974-03-29 | 1974-03-29 | Permanent disinfection of microphones and earphones - using volatile matl. capable of replacement or regeneration |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2266410A1 (nl) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4751731A (en) * | 1985-02-19 | 1988-06-14 | Connor Desmond O | Telephone handset disinfecting and/or deodorizing device |
-
1974
- 1974-03-29 FR FR7411918A patent/FR2266410A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2266410A1 (en) | 1975-10-24 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |