ES130276A1 - Improvements in signal systems for railways. - Google Patents

Improvements in signal systems for railways.

Info

Publication number
ES130276A1
ES130276A1 ES130276A ES130276A ES130276A1 ES 130276 A1 ES130276 A1 ES 130276A1 ES 130276 A ES130276 A ES 130276A ES 130276 A ES130276 A ES 130276A ES 130276 A1 ES130276 A1 ES 130276A1
Authority
ES
Spain
Prior art keywords
railways
signal systems
systems
signal
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
ES130276A
Other languages
Spanish (es)
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.)
SPX Corp
Original Assignee
General Railway Signal 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 General Railway Signal Co filed Critical General Railway Signal Co
Priority to ES130276A priority Critical patent/ES130276A1/en
Publication of ES130276A1 publication Critical patent/ES130276A1/en
Expired legal-status Critical Current

Links

ES130276A 1933-04-08 1933-04-08 Improvements in signal systems for railways. Expired ES130276A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES130276A ES130276A1 (en) 1933-04-08 1933-04-08 Improvements in signal systems for railways.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES130276A ES130276A1 (en) 1933-04-08 1933-04-08 Improvements in signal systems for railways.

Publications (1)

Publication Number Publication Date
ES130276A1 true ES130276A1 (en) 1933-06-01

Family

ID=65586546

Family Applications (1)

Application Number Title Priority Date Filing Date
ES130276A Expired ES130276A1 (en) 1933-04-08 1933-04-08 Improvements in signal systems for railways.

Country Status (1)

Country Link
ES (1) ES130276A1 (en)

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