DK31314C - Telefonograf eller lignende med to Optagevalser. - Google Patents

Telefonograf eller lignende med to Optagevalser.

Info

Publication number
DK31314C
DK31314C DK31314DA DK31314C DK 31314 C DK31314 C DK 31314C DK 31314D A DK31314D A DK 31314DA DK 31314 C DK31314 C DK 31314C
Authority
DK
Denmark
Prior art keywords
telephone
similar
recording rollers
rollers
recording
Prior art date
Application number
Other languages
English (en)
Original Assignee
Handlende N V Financieele Mij
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 Handlende N V Financieele Mij filed Critical Handlende N V Financieele Mij
Application granted granted Critical
Publication of DK31314C publication Critical patent/DK31314C/da

Links

DK31314D 1920-08-24 1921-07-01 Telefonograf eller lignende med to Optagevalser. DK31314C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE31314X 1920-08-24

Publications (1)

Publication Number Publication Date
DK31314C true DK31314C (da) 1923-02-19

Family

ID=5622068

Family Applications (1)

Application Number Title Priority Date Filing Date
DK31314D DK31314C (da) 1920-08-24 1921-07-01 Telefonograf eller lignende med to Optagevalser.

Country Status (1)

Country Link
DK (1) DK31314C (da)

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