DK45255C - Telefonanlæg med Højttalere. - Google Patents

Telefonanlæg med Højttalere.

Info

Publication number
DK45255C
DK45255C DK45255DA DK45255C DK 45255 C DK45255 C DK 45255C DK 45255D A DK45255D A DK 45255DA DK 45255 C DK45255 C DK 45255C
Authority
DK
Denmark
Prior art keywords
speakers
telephone system
telephone
Prior art date
Application number
Other languages
English (en)
Original Assignee
Ericsson Telefon Ab L M
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 Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of DK45255C publication Critical patent/DK45255C/da

Links

DK45255D 1929-06-13 1930-06-12 Telefonanlæg med Højttalere. DK45255C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE45255X 1929-06-13

Publications (1)

Publication Number Publication Date
DK45255C true DK45255C (da) 1932-02-15

Family

ID=20264379

Family Applications (1)

Application Number Title Priority Date Filing Date
DK45255D DK45255C (da) 1929-06-13 1930-06-12 Telefonanlæg med Højttalere.

Country Status (1)

Country Link
DK (1) DK45255C (da)

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