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ES86086A1 - Improvements in automatic devices for telephone service. - Google Patents

Improvements in automatic devices for telephone service.

Info

Publication number
ES86086A1
ES86086A1 ES86086A ES86086A ES86086A1 ES 86086 A1 ES86086 A1 ES 86086A1 ES 86086 A ES86086 A ES 86086A ES 86086 A ES86086 A ES 86086A ES 86086 A1 ES86086 A1 ES 86086A1
Authority
ES
Spain
Prior art keywords
telephone service
automatic devices
automatic
devices
telephone
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
ES86086A
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.)
Telephone Manufacturing Co 1920 Ltd
Original Assignee
Telephone Manufacturing Co 1920 Ltd
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 Telephone Manufacturing Co 1920 Ltd filed Critical Telephone Manufacturing Co 1920 Ltd
Priority to ES86086A priority Critical patent/ES86086A1/en
Publication of ES86086A1 publication Critical patent/ES86086A1/en
Expired legal-status Critical Current

Links

ES86086A 1923-07-07 1923-07-07 Improvements in automatic devices for telephone service. Expired ES86086A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES86086A ES86086A1 (en) 1923-07-07 1923-07-07 Improvements in automatic devices for telephone service.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES86086A ES86086A1 (en) 1923-07-07 1923-07-07 Improvements in automatic devices for telephone service.

Publications (1)

Publication Number Publication Date
ES86086A1 true ES86086A1 (en) 1923-09-16

Family

ID=64262479

Family Applications (1)

Application Number Title Priority Date Filing Date
ES86086A Expired ES86086A1 (en) 1923-07-07 1923-07-07 Improvements in automatic devices for telephone service.

Country Status (1)

Country Link
ES (1) ES86086A1 (en)

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