BE372056A - - Google Patents

Info

Publication number
BE372056A
BE372056A BE372056DA BE372056A BE 372056 A BE372056 A BE 372056A BE 372056D A BE372056D A BE 372056DA BE 372056 A BE372056 A BE 372056A
Authority
BE
Belgium
Prior art keywords
desc
page number
clms page
clms
page
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE372056A publication Critical patent/BE372056A/fr

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)
  • Liquid Crystal Substances (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
BE372056D BE372056A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
BE372056A true BE372056A (cg-RX-API-DMAC7.html)

Family

ID=43221

Family Applications (1)

Application Number Title Priority Date Filing Date
BE372056D BE372056A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
BE (1) BE372056A (cg-RX-API-DMAC7.html)

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