ES20161A1 - Improvements in the devices used to automatically make telephone changes. - Google Patents

Improvements in the devices used to automatically make telephone changes.

Info

Publication number
ES20161A1
ES20161A1 ES20161A ES20161A ES20161A1 ES 20161 A1 ES20161 A1 ES 20161A1 ES 20161 A ES20161 A ES 20161A ES 20161 A ES20161 A ES 20161A ES 20161 A1 ES20161 A1 ES 20161A1
Authority
ES
Spain
Prior art keywords
devices used
automatically make
make telephone
telephone changes
changes
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
ES20161A
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 ES20161A priority Critical patent/ES20161A1/en
Publication of ES20161A1 publication Critical patent/ES20161A1/en
Expired legal-status Critical Current

Links

ES20161A 1896-12-29 1896-12-29 Improvements in the devices used to automatically make telephone changes. Expired ES20161A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES20161A ES20161A1 (en) 1896-12-29 1896-12-29 Improvements in the devices used to automatically make telephone changes.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES20161A ES20161A1 (en) 1896-12-29 1896-12-29 Improvements in the devices used to automatically make telephone changes.

Publications (1)

Publication Number Publication Date
ES20161A1 true ES20161A1 (en) 1897-03-01

Family

ID=64170758

Family Applications (1)

Application Number Title Priority Date Filing Date
ES20161A Expired ES20161A1 (en) 1896-12-29 1896-12-29 Improvements in the devices used to automatically make telephone changes.

Country Status (1)

Country Link
ES (1) ES20161A1 (en)

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