DE212610C - - Google Patents

Info

Publication number
DE212610C
DE212610C DENDAT212610D DE212610DA DE212610C DE 212610 C DE212610 C DE 212610C DE NDAT212610 D DENDAT212610 D DE NDAT212610D DE 212610D A DE212610D A DE 212610DA DE 212610 C DE212610 C DE 212610C
Authority
DE
Germany
Prior art keywords
disinfectant
dismountable
exchangeable
hung
speaking
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.)
Active
Application number
DENDAT212610D
Other languages
German (de)
English (en)
Publication of DE212610C publication Critical patent/DE212610C/de
Active 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)
DENDAT212610D Active DE212610C (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
DE212610C true DE212610C (enrdf_load_html_response)

Family

ID=474339

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT212610D Active DE212610C (enrdf_load_html_response)

Country Status (1)

Country Link
DE (1) DE212610C (enrdf_load_html_response)

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