ES116840A1 - Improvements in electrical devices of signals or indicators. - Google Patents

Improvements in electrical devices of signals or indicators.

Info

Publication number
ES116840A1
ES116840A1 ES116840A ES116840A ES116840A1 ES 116840 A1 ES116840 A1 ES 116840A1 ES 116840 A ES116840 A ES 116840A ES 116840 A ES116840 A ES 116840A ES 116840 A1 ES116840 A1 ES 116840A1
Authority
ES
Spain
Prior art keywords
indicators
signals
electrical devices
electrical
devices
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
ES116840A
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.)
Relay Automatic Telephone Company Ltd
Original Assignee
Relay Automatic Telephone Company Ltd
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 Relay Automatic Telephone Company Ltd filed Critical Relay Automatic Telephone Company Ltd
Priority to ES116840A priority Critical patent/ES116840A1/en
Publication of ES116840A1 publication Critical patent/ES116840A1/en
Expired legal-status Critical Current

Links

ES116840A 1930-02-11 1930-02-11 Improvements in electrical devices of signals or indicators. Expired ES116840A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES116840A ES116840A1 (en) 1930-02-11 1930-02-11 Improvements in electrical devices of signals or indicators.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES116840A ES116840A1 (en) 1930-02-11 1930-02-11 Improvements in electrical devices of signals or indicators.

Publications (1)

Publication Number Publication Date
ES116840A1 true ES116840A1 (en) 1930-05-16

Family

ID=65565941

Family Applications (1)

Application Number Title Priority Date Filing Date
ES116840A Expired ES116840A1 (en) 1930-02-11 1930-02-11 Improvements in electrical devices of signals or indicators.

Country Status (1)

Country Link
ES (1) ES116840A1 (en)

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