FR2270744A1 - Hygene device for attachment to telephone - is in form of removable flat circular disc containing non-toxic disinfectant - Google Patents

Hygene device for attachment to telephone - is in form of removable flat circular disc containing non-toxic disinfectant

Info

Publication number
FR2270744A1
FR2270744A1 FR7415786A FR7415786A FR2270744A1 FR 2270744 A1 FR2270744 A1 FR 2270744A1 FR 7415786 A FR7415786 A FR 7415786A FR 7415786 A FR7415786 A FR 7415786A FR 2270744 A1 FR2270744 A1 FR 2270744A1
Authority
FR
France
Prior art keywords
container
attachment
flat circular
telephone
hygene
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.)
Granted
Application number
FR7415786A
Other languages
English (en)
French (fr)
Other versions
FR2270744B1 (ref
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BRAOUDE SYLVAIN
Original Assignee
BRAOUDE SYLVAIN
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BRAOUDE SYLVAIN filed Critical BRAOUDE SYLVAIN
Priority to FR7415786A priority Critical patent/FR2270744A1/fr
Publication of FR2270744A1 publication Critical patent/FR2270744A1/fr
Application granted granted Critical
Publication of FR2270744B1 publication Critical patent/FR2270744B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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)
FR7415786A 1974-05-07 1974-05-07 Hygene device for attachment to telephone - is in form of removable flat circular disc containing non-toxic disinfectant Granted FR2270744A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7415786A FR2270744A1 (en) 1974-05-07 1974-05-07 Hygene device for attachment to telephone - is in form of removable flat circular disc containing non-toxic disinfectant

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7415786A FR2270744A1 (en) 1974-05-07 1974-05-07 Hygene device for attachment to telephone - is in form of removable flat circular disc containing non-toxic disinfectant

Publications (2)

Publication Number Publication Date
FR2270744A1 true FR2270744A1 (en) 1975-12-05
FR2270744B1 FR2270744B1 (ref) 1978-01-27

Family

ID=9138554

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7415786A Granted FR2270744A1 (en) 1974-05-07 1974-05-07 Hygene device for attachment to telephone - is in form of removable flat circular disc containing non-toxic disinfectant

Country Status (1)

Country Link
FR (1) FR2270744A1 (ref)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090044A (en) * 1977-09-19 1978-05-16 Dentsu Central Kabushiki Kaisha Container for positioning a disinfectant-impregnated member in a telephone mouthpiece

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090044A (en) * 1977-09-19 1978-05-16 Dentsu Central Kabushiki Kaisha Container for positioning a disinfectant-impregnated member in a telephone mouthpiece

Also Published As

Publication number Publication date
FR2270744B1 (ref) 1978-01-27

Similar Documents

Publication Publication Date Title
Popov et al. Noise-induced temporary threshold shift and recovery in Yangtze finless porpoises Neophocaena phocaenoides asiaeorientalis
JPS51122422A (en) Piezooelectric transducer unit and underwater acoustic receiver assembly
US1615028A (en) Earpiece for sound receivers
GB1085145A (en) Sound transducer
US4129754A (en) Reporting device
GB815068A (en) Improved hearing aid
ES8605915A1 (es) Banco de ensayo para cadena electro-acustica y especialmente para aparato de correccion auditiva
SE8205163L (sv) Basreflex-hogtalarsystem
GB846591A (en) Loud speaker baffle having improved low frequency reproduction characteristics
FR2270744A1 (en) Hygene device for attachment to telephone - is in form of removable flat circular disc containing non-toxic disinfectant
US2564562A (en) Microphone
JPS5237421A (en) Earplug type transmitter-receiver
US1741668A (en) Sanitary telephone attachment
US2476224A (en) Ear protector with adjustable anchoring means
JPS54670A (en) Alarm wrista watch
JPS53120401A (en) Sound reproducing system
JPS5950074B2 (ja) 微小音聴取装置
JPS53133018A (en) Coaxial type speaker
JPS5477504A (en) Wireless hearing aid device
CN213426483U (zh) 一种语音教学机器人声音扩放设备
GB444708A (en) Improvements in sound distributing and amplifying device
SU644049A1 (ru) Электростатический приемник градиента звукового давлени
GB502156A (en) Improvements in or relating to hair drying appliances
JPS51122427A (en) Electric acoustic transducer
GB298818A (en) Improvements in or relating to loud speakers for wireless installations

Legal Events

Date Code Title Description
ST Notification of lapse