AT75554B - Microphone. - Google Patents

Microphone.

Info

Publication number
AT75554B
AT75554B AT75554DA AT75554B AT 75554 B AT75554 B AT 75554B AT 75554D A AT75554D A AT 75554DA AT 75554 B AT75554 B AT 75554B
Authority
AT
Austria
Prior art keywords
microphone
Prior art date
Application number
Other languages
German (de)
Original Assignee
Ericsson Oesterreichische Elek
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 Ericsson Oesterreichische Elek filed Critical Ericsson Oesterreichische Elek
Application granted granted Critical
Publication of AT75554B publication Critical patent/AT75554B/en

Links

AT75554D 1915-04-20 1915-04-20 Microphone. AT75554B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT75554T 1915-04-20

Publications (1)

Publication Number Publication Date
AT75554B true AT75554B (en) 1919-02-25

Family

ID=3597222

Family Applications (1)

Application Number Title Priority Date Filing Date
AT75554D AT75554B (en) 1915-04-20 1915-04-20 Microphone.

Country Status (1)

Country Link
AT (1) AT75554B (en)

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