DK22604C - Headphone. - Google Patents

Headphone.

Info

Publication number
DK22604C
DK22604C DK22604DA DK22604C DK 22604 C DK22604 C DK 22604C DK 22604D A DK22604D A DK 22604DA DK 22604 C DK22604 C DK 22604C
Authority
DK
Denmark
Prior art keywords
headphone
Prior art date
Application number
Other languages
Danish (da)
Inventor
Frederik Alfred Johnsen
Knud Rahbek
Original Assignee
Frederik Alfred Johnsen
Knud Rahbek
Publication date
Application granted granted Critical
Publication of DK22604C publication Critical patent/DK22604C/en

Links

DK22604D Headphone. DK22604C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK22604T

Publications (1)

Publication Number Publication Date
DK22604C true DK22604C (en) 1917-11-19

Family

ID=27837319

Family Applications (1)

Application Number Title Priority Date Filing Date
DK22604D DK22604C (en) Headphone.

Country Status (1)

Country Link
DK (1) DK22604C (en)

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