GB234740A - Improved construction of disinfecting appliance for use with the mouthpieces of telephone and like transmitters - Google Patents
Improved construction of disinfecting appliance for use with the mouthpieces of telephone and like transmittersInfo
- Publication number
- GB234740A GB234740A GB137225A GB137225A GB234740A GB 234740 A GB234740 A GB 234740A GB 137225 A GB137225 A GB 137225A GB 137225 A GB137225 A GB 137225A GB 234740 A GB234740 A GB 234740A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mouthpieces
- telephone
- transmitters
- improved construction
- disinfecting appliance
- 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)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
234,740. Soar, H. R. Jan. 16, 1925. Sanitary and hygienic devices.-A disinfecting appliance for use with telephone transmitter mouthpieces &c. consists of a conical casing A containing a removable liner X of solid disinfectant, held in place by a ring I. The device' is placed in the transmitter mouthpiece K, Fig. 4, and secured by spring wire clips G.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB137225A GB234740A (en) | 1925-01-16 | 1925-01-16 | Improved construction of disinfecting appliance for use with the mouthpieces of telephone and like transmitters |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB137225A GB234740A (en) | 1925-01-16 | 1925-01-16 | Improved construction of disinfecting appliance for use with the mouthpieces of telephone and like transmitters |
Publications (1)
Publication Number | Publication Date |
---|---|
GB234740A true GB234740A (en) | 1925-06-04 |
Family
ID=9720857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB137225A Expired GB234740A (en) | 1925-01-16 | 1925-01-16 | Improved construction of disinfecting appliance for use with the mouthpieces of telephone and like transmitters |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB234740A (en) |
-
1925
- 1925-01-16 GB GB137225A patent/GB234740A/en not_active Expired
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