ES111772A1 - Improvements in light signals. - Google Patents

Improvements in light signals.

Info

Publication number
ES111772A1
ES111772A1 ES111772A ES111772A ES111772A1 ES 111772 A1 ES111772 A1 ES 111772A1 ES 111772 A ES111772 A ES 111772A ES 111772 A ES111772 A ES 111772A ES 111772 A1 ES111772 A1 ES 111772A1
Authority
ES
Spain
Prior art keywords
light signals
signals
light
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
ES111772A
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.)
Compagnie Generale de Signalisation
Original Assignee
Compagnie Generale de Signalisation
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 Compagnie Generale de Signalisation filed Critical Compagnie Generale de Signalisation
Priority to ES111772A priority Critical patent/ES111772A1/en
Publication of ES111772A1 publication Critical patent/ES111772A1/en
Expired legal-status Critical Current

Links

ES111772A 1929-03-06 1929-03-06 Improvements in light signals. Expired ES111772A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES111772A ES111772A1 (en) 1929-03-06 1929-03-06 Improvements in light signals.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES111772A ES111772A1 (en) 1929-03-06 1929-03-06 Improvements in light signals.

Publications (1)

Publication Number Publication Date
ES111772A1 true ES111772A1 (en) 1929-07-16

Family

ID=65573525

Family Applications (1)

Application Number Title Priority Date Filing Date
ES111772A Expired ES111772A1 (en) 1929-03-06 1929-03-06 Improvements in light signals.

Country Status (1)

Country Link
ES (1) ES111772A1 (en)

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