DK92172C - Chefstelefonanlæg. - Google Patents

Chefstelefonanlæg.

Info

Publication number
DK92172C
DK92172C DK282655A DK282655A DK92172C DK 92172 C DK92172 C DK 92172C DK 282655 A DK282655 A DK 282655A DK 282655 A DK282655 A DK 282655A DK 92172 C DK92172 C DK 92172C
Authority
DK
Denmark
Prior art keywords
headphone system
headphone
Prior art date
Application number
DK282655A
Other languages
English (en)
Original Assignee
Svenska Relaefabriken Ab
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 Svenska Relaefabriken Ab filed Critical Svenska Relaefabriken Ab
Application granted granted Critical
Publication of DK92172C publication Critical patent/DK92172C/da

Links

DK282655A 1954-12-14 1955-08-29 Chefstelefonanlæg. DK92172C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92172XA 1954-12-14 1954-12-14

Publications (1)

Publication Number Publication Date
DK92172C true DK92172C (da) 1961-11-13

Family

ID=21736290

Family Applications (1)

Application Number Title Priority Date Filing Date
DK282655A DK92172C (da) 1954-12-14 1955-08-29 Chefstelefonanlæg.

Country Status (1)

Country Link
DK (1) DK92172C (da)

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