ES109068A1 - An automatic signaling device for double-track railways. - Google Patents

An automatic signaling device for double-track railways.

Info

Publication number
ES109068A1
ES109068A1 ES109068A ES109068A ES109068A1 ES 109068 A1 ES109068 A1 ES 109068A1 ES 109068 A ES109068 A ES 109068A ES 109068 A ES109068 A ES 109068A ES 109068 A1 ES109068 A1 ES 109068A1
Authority
ES
Spain
Prior art keywords
double
signaling device
automatic signaling
track railways
railways
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
ES109068A
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Priority to ES109068A priority Critical patent/ES109068A1/en
Publication of ES109068A1 publication Critical patent/ES109068A1/en
Expired legal-status Critical Current

Links

ES109068A 1928-08-29 1928-08-29 An automatic signaling device for double-track railways. Expired ES109068A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES109068A ES109068A1 (en) 1928-08-29 1928-08-29 An automatic signaling device for double-track railways.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES109068A ES109068A1 (en) 1928-08-29 1928-08-29 An automatic signaling device for double-track railways.

Publications (1)

Publication Number Publication Date
ES109068A1 true ES109068A1 (en) 1928-09-16

Family

ID=65570730

Family Applications (1)

Application Number Title Priority Date Filing Date
ES109068A Expired ES109068A1 (en) 1928-08-29 1928-08-29 An automatic signaling device for double-track railways.

Country Status (1)

Country Link
ES (1) ES109068A1 (en)

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