DK38669C - Telefon (Højttaler), Mikrofon eller lignende Apparat. - Google Patents

Telefon (Højttaler), Mikrofon eller lignende Apparat.

Info

Publication number
DK38669C
DK38669C DK38669DA DK38669C DK 38669 C DK38669 C DK 38669C DK 38669D A DK38669D A DK 38669DA DK 38669 C DK38669 C DK 38669C
Authority
DK
Denmark
Prior art keywords
microphone
speaker
telephone
similar device
similar
Prior art date
Application number
Other languages
English (en)
Inventor
Carl Hahn
Henning Partsch
Original Assignee
Carl Hahn
Henning Partsch
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 Carl Hahn, Henning Partsch filed Critical Carl Hahn
Application granted granted Critical
Publication of DK38669C publication Critical patent/DK38669C/da

Links

DK38669D 1927-03-15 1927-03-15 Telefon (Højttaler), Mikrofon eller lignende Apparat. DK38669C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK38669T 1927-03-15

Publications (1)

Publication Number Publication Date
DK38669C true DK38669C (da) 1928-04-16

Family

ID=8127625

Family Applications (1)

Application Number Title Priority Date Filing Date
DK38669D DK38669C (da) 1927-03-15 1927-03-15 Telefon (Højttaler), Mikrofon eller lignende Apparat.

Country Status (1)

Country Link
DK (1) DK38669C (da)

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