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ES123849A1 - Un altavoz perfeccionado para radiotelefonía. - Google Patents

Un altavoz perfeccionado para radiotelefonía.

Info

Publication number
ES123849A1
ES123849A1 ES123849A ES123849A ES123849A1 ES 123849 A1 ES123849 A1 ES 123849A1 ES 123849 A ES123849 A ES 123849A ES 123849 A ES123849 A ES 123849A ES 123849 A1 ES123849 A1 ES 123849A1
Authority
ES
Spain
Prior art keywords
radiotelephony
improved loudspeaker
loudspeaker
improved
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
ES123849A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to ES123849A priority Critical patent/ES123849A1/es
Publication of ES123849A1 publication Critical patent/ES123849A1/es
Expired legal-status Critical Current

Links

ES123849A 1931-08-08 1931-08-08 Un altavoz perfeccionado para radiotelefonía. Expired ES123849A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES123849A ES123849A1 (es) 1931-08-08 1931-08-08 Un altavoz perfeccionado para radiotelefonía.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES123849A ES123849A1 (es) 1931-08-08 1931-08-08 Un altavoz perfeccionado para radiotelefonía.

Publications (1)

Publication Number Publication Date
ES123849A1 true ES123849A1 (es) 1931-09-16

Family

ID=65581622

Family Applications (1)

Application Number Title Priority Date Filing Date
ES123849A Expired ES123849A1 (es) 1931-08-08 1931-08-08 Un altavoz perfeccionado para radiotelefonía.

Country Status (1)

Country Link
ES (1) ES123849A1 (es)

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