DK29579C - Closed Underwater audio signal transmitter. - Google Patents

Closed Underwater audio signal transmitter.

Info

Publication number
DK29579C
DK29579C DK29579DA DK29579C DK 29579 C DK29579 C DK 29579C DK 29579D A DK29579D A DK 29579DA DK 29579 C DK29579 C DK 29579C
Authority
DK
Denmark
Prior art keywords
audio signal
signal transmitter
underwater audio
closed underwater
closed
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Signalapparatfabrikanterne Sig
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 Signalapparatfabrikanterne Sig filed Critical Signalapparatfabrikanterne Sig
Application granted granted Critical
Publication of DK29579C publication Critical patent/DK29579C/en

Links

DK29579D 1914-02-23 1919-07-01 Closed Underwater audio signal transmitter. DK29579C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29579X 1914-02-23

Publications (1)

Publication Number Publication Date
DK29579C true DK29579C (en) 1922-05-15

Family

ID=5621766

Family Applications (1)

Application Number Title Priority Date Filing Date
DK29579D DK29579C (en) 1914-02-23 1919-07-01 Closed Underwater audio signal transmitter.

Country Status (1)

Country Link
DK (1) DK29579C (en)

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