FR389614A - Disinfection device for telephone devices - Google Patents

Disinfection device for telephone devices

Info

Publication number
FR389614A
FR389614A FR389614A FR389614DA FR389614A FR 389614 A FR389614 A FR 389614A FR 389614 A FR389614 A FR 389614A FR 389614D A FR389614D A FR 389614DA FR 389614 A FR389614 A FR 389614A
Authority
FR
France
Prior art keywords
disinfection device
telephone devices
telephone
devices
disinfection
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
Application number
FR389614A
Other languages
French (fr)
Inventor
Thedor Lutz
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.)
THEDOR LUTZ
Original Assignee
THEDOR LUTZ
Filing date
Publication date
Application filed by THEDOR LUTZ filed Critical THEDOR LUTZ
Application granted granted Critical
Publication of FR389614A publication Critical patent/FR389614A/en
Expired legal-status Critical Current

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)
FR389614A 1908-04-25 Disinfection device for telephone devices Expired FR389614A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE212609T

Publications (1)

Publication Number Publication Date
FR389614A true FR389614A (en) 1908-09-14

Family

ID=5808952

Family Applications (1)

Application Number Title Priority Date Filing Date
FR389614A Expired FR389614A (en) 1908-04-25 Disinfection device for telephone devices

Country Status (2)

Country Link
DE (1) DE212609C (en)
FR (1) FR389614A (en)

Also Published As

Publication number Publication date
DE212609C (en)

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