DK33042C - Device at semi-automatic Telephone exchanges. - Google Patents

Device at semi-automatic Telephone exchanges.

Info

Publication number
DK33042C
DK33042C DK33042DA DK33042C DK 33042 C DK33042 C DK 33042C DK 33042D A DK33042D A DK 33042DA DK 33042 C DK33042 C DK 33042C
Authority
DK
Denmark
Prior art keywords
semi
automatic telephone
telephone exchanges
exchanges
automatic
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Telefonapparatfabrikanterne Au
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 Telefonapparatfabrikanterne Au filed Critical Telefonapparatfabrikanterne Au
Application granted granted Critical
Publication of DK33042C publication Critical patent/DK33042C/en

Links

DK33042D 1918-03-04 1920-04-12 Device at semi-automatic Telephone exchanges. DK33042C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33042XA 1918-03-04 1918-03-04

Publications (1)

Publication Number Publication Date
DK33042C true DK33042C (en) 1924-04-07

Family

ID=21705161

Family Applications (1)

Application Number Title Priority Date Filing Date
DK33042D DK33042C (en) 1918-03-04 1920-04-12 Device at semi-automatic Telephone exchanges.

Country Status (1)

Country Link
DK (1) DK33042C (en)

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