ES1771A3 - Improvements in telephone - electrical devices. - Google Patents

Improvements in telephone - electrical devices.

Info

Publication number
ES1771A3
ES1771A3 ES1771A ES1771A ES1771A3 ES 1771 A3 ES1771 A3 ES 1771A3 ES 1771 A ES1771 A ES 1771A ES 1771 A ES1771 A ES 1771A ES 1771 A3 ES1771 A3 ES 1771A3
Authority
ES
Spain
Prior art keywords
telephone
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
ES1771A
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.)
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 ES1771A priority Critical patent/ES1771A3/en
Publication of ES1771A3 publication Critical patent/ES1771A3/en
Expired legal-status Critical Current

Links

ES1771A 1881-07-22 1881-07-22 Improvements in telephone - electrical devices. Expired ES1771A3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES1771A ES1771A3 (en) 1881-07-22 1881-07-22 Improvements in telephone - electrical devices.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES1771A ES1771A3 (en) 1881-07-22 1881-07-22 Improvements in telephone - electrical devices.

Publications (1)

Publication Number Publication Date
ES1771A3 true ES1771A3 (en) 1882-04-02

Family

ID=69500436

Family Applications (1)

Application Number Title Priority Date Filing Date
ES1771A Expired ES1771A3 (en) 1881-07-22 1881-07-22 Improvements in telephone - electrical devices.

Country Status (1)

Country Link
ES (1) ES1771A3 (en)

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