DK100577C - Telefoncentralanlæg med katodestrålerør. - Google Patents

Telefoncentralanlæg med katodestrålerør.

Info

Publication number
DK100577C
DK100577C DK388257A DK388257A DK100577C DK 100577 C DK100577 C DK 100577C DK 388257 A DK388257 A DK 388257A DK 388257 A DK388257 A DK 388257A DK 100577 C DK100577 C DK 100577C
Authority
DK
Denmark
Prior art keywords
cathode ray
exchange system
telephone exchange
ray tubes
tubes
Prior art date
Application number
DK388257A
Other languages
English (en)
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Application granted granted Critical
Publication of DK100577C publication Critical patent/DK100577C/da

Links

DK388257A 1956-11-19 1957-11-18 Telefoncentralanlæg med katodestrålerør. DK100577C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US100577XA 1956-11-19 1956-11-19

Publications (1)

Publication Number Publication Date
DK100577C true DK100577C (da) 1964-12-14

Family

ID=21743596

Family Applications (1)

Application Number Title Priority Date Filing Date
DK388257A DK100577C (da) 1956-11-19 1957-11-18 Telefoncentralanlæg med katodestrålerør.

Country Status (1)

Country Link
DK (1) DK100577C (da)

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