DK29167C - Lyttemikrofon. - Google Patents

Lyttemikrofon.

Info

Publication number
DK29167C
DK29167C DK29167DA DK29167C DK 29167 C DK29167 C DK 29167C DK 29167D A DK29167D A DK 29167DA DK 29167 C DK29167 C DK 29167C
Authority
DK
Denmark
Prior art keywords
listening microphone
listening
microphone
Prior art date
Application number
Other languages
English (en)
Original Assignee
Apparatfabrikanterne Telegraph
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 Apparatfabrikanterne Telegraph filed Critical Apparatfabrikanterne Telegraph
Application granted granted Critical
Publication of DK29167C publication Critical patent/DK29167C/da

Links

DK29167D 1919-08-26 1919-08-26 Lyttemikrofon. DK29167C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK29167T 1919-08-26

Publications (1)

Publication Number Publication Date
DK29167C true DK29167C (da) 1922-01-16

Family

ID=8117093

Family Applications (1)

Application Number Title Priority Date Filing Date
DK29167D DK29167C (da) 1919-08-26 1919-08-26 Lyttemikrofon.

Country Status (1)

Country Link
DK (1) DK29167C (da)

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