DK87721C - Automatic signaling system. - Google Patents

Automatic signaling system.

Info

Publication number
DK87721C
DK87721C DK168154A DK168154A DK87721C DK 87721 C DK87721 C DK 87721C DK 168154 A DK168154 A DK 168154A DK 168154 A DK168154 A DK 168154A DK 87721 C DK87721 C DK 87721C
Authority
DK
Denmark
Prior art keywords
signaling system
automatic signaling
automatic
signaling
Prior art date
Application number
DK168154A
Other languages
Danish (da)
Inventor
Roelof Maarten Marie D Oberman
Original Assignee
Nederlanden Staat
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 Nederlanden Staat filed Critical Nederlanden Staat
Application granted granted Critical
Publication of DK87721C publication Critical patent/DK87721C/en

Links

DK168154A 1953-05-23 1954-05-22 Automatic signaling system. DK87721C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL87721X 1953-05-23

Publications (1)

Publication Number Publication Date
DK87721C true DK87721C (en) 1959-08-24

Family

ID=19759228

Family Applications (1)

Application Number Title Priority Date Filing Date
DK168154A DK87721C (en) 1953-05-23 1954-05-22 Automatic signaling system.

Country Status (1)

Country Link
DK (1) DK87721C (en)

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