ES91027A1 - Improvements in electrical annunciators with automatic drafting change. - Google Patents

Improvements in electrical annunciators with automatic drafting change.

Info

Publication number
ES91027A1
ES91027A1 ES91027A ES91027A ES91027A1 ES 91027 A1 ES91027 A1 ES 91027A1 ES 91027 A ES91027 A ES 91027A ES 91027 A ES91027 A ES 91027A ES 91027 A1 ES91027 A1 ES 91027A1
Authority
ES
Spain
Prior art keywords
automatic drafting
change
annunciators
electrical
electrical annunciators
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
ES91027A
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.)
Roca Costa Narciso
Original Assignee
Roca Costa Narciso
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 Roca Costa Narciso filed Critical Roca Costa Narciso
Priority to ES91027A priority Critical patent/ES91027A1/en
Publication of ES91027A1 publication Critical patent/ES91027A1/en
Expired legal-status Critical Current

Links

ES91027A 1924-10-04 1924-10-04 Improvements in electrical annunciators with automatic drafting change. Expired ES91027A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES91027A ES91027A1 (en) 1924-10-04 1924-10-04 Improvements in electrical annunciators with automatic drafting change.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES91027A ES91027A1 (en) 1924-10-04 1924-10-04 Improvements in electrical annunciators with automatic drafting change.

Publications (1)

Publication Number Publication Date
ES91027A1 true ES91027A1 (en) 1924-12-01

Family

ID=64259075

Family Applications (1)

Application Number Title Priority Date Filing Date
ES91027A Expired ES91027A1 (en) 1924-10-04 1924-10-04 Improvements in electrical annunciators with automatic drafting change.

Country Status (1)

Country Link
ES (1) ES91027A1 (en)

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