BE408589A - - Google Patents
Info
- Publication number
- BE408589A BE408589A BE408589DA BE408589A BE 408589 A BE408589 A BE 408589A BE 408589D A BE408589D A BE 408589DA BE 408589 A BE408589 A BE 408589A
- Authority
- BE
- Belgium
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)
- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB892835A GB458852A (en) | 1935-03-21 | 1935-03-21 | Improvements in or relating to protective devices for telephone apparatus or the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE408589A true BE408589A (no) | 1936-04-30 |
Family
ID=9862015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE408589D BE408589A (no) | 1935-03-21 | 1935-03-22 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE408589A (no) |
| FR (1) | FR770529A (no) |
| GB (1) | GB458852A (no) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3000463A (en) * | 1961-09-19 | Detachable ear plugs for stethoscopes | ||
| GB567600A (en) * | 1943-07-19 | 1945-02-22 | Automatic Telephone & Elect | Improvements in telephone instruments |
| US2544267A (en) * | 1947-10-25 | 1951-03-06 | William J Konvalinka | Cushioning device for telephone receivers |
| US2607862A (en) * | 1950-11-01 | 1952-08-19 | Panken Albert | Disposable antiseptic telephone mouthpiece protector |
| US4546217A (en) * | 1983-10-27 | 1985-10-08 | Frehn John L | Telephone sanitary cover |
| US4751731A (en) * | 1985-02-19 | 1988-06-14 | Connor Desmond O | Telephone handset disinfecting and/or deodorizing device |
| GB2180752A (en) * | 1985-09-24 | 1987-04-08 | Tk Ind Supplies | Bactericidal shields for telephone handsets |
| US4736418A (en) * | 1986-12-22 | 1988-04-05 | Steadman Diana M | Soft cover for telephone |
| WO1989006479A1 (en) * | 1988-01-06 | 1989-07-13 | Ian Daniel Mcginn | Hygienic covers for telephones |
| US4964161A (en) * | 1990-01-23 | 1990-10-16 | Trowbridge Jr Allen R | Cover for a telephone handset |
-
1934
- 1934-03-22 FR FR770529D patent/FR770529A/fr not_active Expired
-
1935
- 1935-03-21 GB GB892835A patent/GB458852A/en not_active Expired
- 1935-03-22 BE BE408589D patent/BE408589A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB458852A (en) | 1935-09-23 |
| FR770529A (fr) | 1934-09-14 |