[go: up one dir, main page]

ES87916A2 - Improvements in telephone link systems. - Google Patents

Improvements in telephone link systems.

Info

Publication number
ES87916A2
ES87916A2 ES87916A ES87916A ES87916A2 ES 87916 A2 ES87916 A2 ES 87916A2 ES 87916 A ES87916 A ES 87916A ES 87916 A ES87916 A ES 87916A ES 87916 A2 ES87916 A2 ES 87916A2
Authority
ES
Spain
Prior art keywords
telephone link
link systems
systems
telephone
link
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
ES87916A
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.)
Telefonos Bell SA
Original Assignee
Telefonos Bell SA
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 Telefonos Bell SA filed Critical Telefonos Bell SA
Priority to ES87916A priority Critical patent/ES87916A2/en
Publication of ES87916A2 publication Critical patent/ES87916A2/en
Expired legal-status Critical Current

Links

ES87916A 1924-01-09 1924-01-09 Improvements in telephone link systems. Expired ES87916A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES87916A ES87916A2 (en) 1924-01-09 1924-01-09 Improvements in telephone link systems.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES87916A ES87916A2 (en) 1924-01-09 1924-01-09 Improvements in telephone link systems.

Publications (1)

Publication Number Publication Date
ES87916A2 true ES87916A2 (en) 1924-04-01

Family

ID=69372632

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87916A Expired ES87916A2 (en) 1924-01-09 1924-01-09 Improvements in telephone link systems.

Country Status (1)

Country Link
ES (1) ES87916A2 (en)

Similar Documents

Publication Publication Date Title
ES87916A2 (en) Improvements in telephone link systems.
ES89606A1 (en) Improvements in telephone systems.
ES91218A3 (en) Improvements in telephone systems.
ES89513A1 (en) Improvements in communication systems.
ES86252A1 (en) Improvements in telephone link systems.
ES88677A3 (en) Improvements in telephone exchange systems.
ES90588A1 (en) Improvements in telephone exchange systems.
ES90841A1 (en) Improvements in telephone exchange systems.
ES90994A1 (en) Improvements in telephone exchange systems.
ES91523A1 (en) Improvements in telephone exchange systems.
ES95103A3 (en) Improvements in telephone systems.
ES92022A1 (en) Improvements in fast telegraphy systems.
ES89139A1 (en) Improvements in telephone receivers.
ES88207A1 (en) Improvements in telephone sets.
ES88873A1 (en) Improvements in telephone receiving devices.
ES99049A1 (en) Improvements in telephone systems.
ES96059A1 (en) Improvements in automated telephone systems.
ES96305A1 (en) Improvements in telephone systems.
ES96357A1 (en) Improvements in telephone systems.
ES92395A1 (en) Improvements in telephone systems.
ES93082A1 (en) Improvements in telephone systems.
ES94381A3 (en) Improvements in telephone systems.
ES94945A3 (en) Improvements in telephone systems.
ES95859A1 (en) Improvements in telephone systems.
ES95932A1 (en) Improvements in telephone systems.