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ES87443A1 - A whistle system that works automatically by steam or compressed gases, intended for the service of railways, navigation, aviation and other uses. - Google Patents

A whistle system that works automatically by steam or compressed gases, intended for the service of railways, navigation, aviation and other uses.

Info

Publication number
ES87443A1
ES87443A1 ES87443A ES87443A ES87443A1 ES 87443 A1 ES87443 A1 ES 87443A1 ES 87443 A ES87443 A ES 87443A ES 87443 A ES87443 A ES 87443A ES 87443 A1 ES87443 A1 ES 87443A1
Authority
ES
Spain
Prior art keywords
railways
aviation
navigation
steam
service
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
ES87443A
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.)
Limon Francois
Original Assignee
Limon Francois
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 Limon Francois filed Critical Limon Francois
Priority to ES87443A priority Critical patent/ES87443A1/en
Publication of ES87443A1 publication Critical patent/ES87443A1/en
Expired legal-status Critical Current

Links

ES87443A 1923-11-23 1923-11-23 A whistle system that works automatically by steam or compressed gases, intended for the service of railways, navigation, aviation and other uses. Expired ES87443A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES87443A ES87443A1 (en) 1923-11-23 1923-11-23 A whistle system that works automatically by steam or compressed gases, intended for the service of railways, navigation, aviation and other uses.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES87443A ES87443A1 (en) 1923-11-23 1923-11-23 A whistle system that works automatically by steam or compressed gases, intended for the service of railways, navigation, aviation and other uses.

Publications (1)

Publication Number Publication Date
ES87443A1 true ES87443A1 (en) 1923-12-16

Family

ID=64262746

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87443A Expired ES87443A1 (en) 1923-11-23 1923-11-23 A whistle system that works automatically by steam or compressed gases, intended for the service of railways, navigation, aviation and other uses.

Country Status (1)

Country Link
ES (1) ES87443A1 (en)

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