ES143156A1 - Sistemas de control automático de señales ferroviarias. - Google Patents

Sistemas de control automático de señales ferroviarias.

Info

Publication number
ES143156A1
ES143156A1 ES143156A ES143156A ES143156A1 ES 143156 A1 ES143156 A1 ES 143156A1 ES 143156 A ES143156 A ES 143156A ES 143156 A ES143156 A ES 143156A ES 143156 A1 ES143156 A1 ES 143156A1
Authority
ES
Spain
Prior art keywords
automatic control
control systems
railway signals
railway
signals
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES143156A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Priority to ES143156A priority Critical patent/ES143156A1/es
Publication of ES143156A1 publication Critical patent/ES143156A1/es
Expired legal-status Critical Current

Links

ES143156A 1936-09-18 1936-09-18 Sistemas de control automático de señales ferroviarias. Expired ES143156A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES143156A ES143156A1 (es) 1936-09-18 1936-09-18 Sistemas de control automático de señales ferroviarias.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES143156A ES143156A1 (es) 1936-09-18 1936-09-18 Sistemas de control automático de señales ferroviarias.

Publications (1)

Publication Number Publication Date
ES143156A1 true ES143156A1 (es) 1936-11-01

Family

ID=65618512

Family Applications (1)

Application Number Title Priority Date Filing Date
ES143156A Expired ES143156A1 (es) 1936-09-18 1936-09-18 Sistemas de control automático de señales ferroviarias.

Country Status (1)

Country Link
ES (1) ES143156A1 (es)

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