ES72333A1 - Perfeccionamientos en la telegrafía óptica. - Google Patents

Perfeccionamientos en la telegrafía óptica.

Info

Publication number
ES72333A1
ES72333A1 ES72333A ES72333A ES72333A1 ES 72333 A1 ES72333 A1 ES 72333A1 ES 72333 A ES72333 A ES 72333A ES 72333 A ES72333 A ES 72333A ES 72333 A1 ES72333 A1 ES 72333A1
Authority
ES
Spain
Prior art keywords
telegraphy
optical
optical telegraphy
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
ES72333A
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 ES72333A priority Critical patent/ES72333A1/es
Publication of ES72333A1 publication Critical patent/ES72333A1/es
Expired legal-status Critical Current

Links

ES72333A 1920-01-15 1920-01-15 Perfeccionamientos en la telegrafía óptica. Expired ES72333A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES72333A ES72333A1 (es) 1920-01-15 1920-01-15 Perfeccionamientos en la telegrafía óptica.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES72333A ES72333A1 (es) 1920-01-15 1920-01-15 Perfeccionamientos en la telegrafía óptica.

Publications (1)

Publication Number Publication Date
ES72333A1 true ES72333A1 (es) 1920-04-09

Family

ID=64243697

Family Applications (1)

Application Number Title Priority Date Filing Date
ES72333A Expired ES72333A1 (es) 1920-01-15 1920-01-15 Perfeccionamientos en la telegrafía óptica.

Country Status (1)

Country Link
ES (1) ES72333A1 (es)

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