DK42653C - Barrier device for electrical signal systems. - Google Patents

Barrier device for electrical signal systems.

Info

Publication number
DK42653C
DK42653C DK42653DA DK42653C DK 42653 C DK42653 C DK 42653C DK 42653D A DK42653D A DK 42653DA DK 42653 C DK42653 C DK 42653C
Authority
DK
Denmark
Prior art keywords
electrical signal
barrier device
signal systems
systems
barrier
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Telefonapparatfabrikanter Tele
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 Telefonapparatfabrikanter Tele filed Critical Telefonapparatfabrikanter Tele
Application granted granted Critical
Publication of DK42653C publication Critical patent/DK42653C/en

Links

DK42653D 1928-03-31 1929-03-26 Barrier device for electrical signal systems. DK42653C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE42653X 1928-03-31

Publications (1)

Publication Number Publication Date
DK42653C true DK42653C (en) 1930-07-21

Family

ID=20263822

Family Applications (1)

Application Number Title Priority Date Filing Date
DK42653D DK42653C (en) 1928-03-31 1929-03-26 Barrier device for electrical signal systems.

Country Status (1)

Country Link
DK (1) DK42653C (en)

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