ES149511A1 - TELEPHONE GROUP CIRCUITS - Google Patents

TELEPHONE GROUP CIRCUITS

Info

Publication number
ES149511A1
ES149511A1 ES149511A ES149511A ES149511A1 ES 149511 A1 ES149511 A1 ES 149511A1 ES 149511 A ES149511 A ES 149511A ES 149511 A ES149511 A ES 149511A ES 149511 A1 ES149511 A1 ES 149511A1
Authority
ES
Spain
Prior art keywords
group circuits
telephone group
telephone
circuits
group
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
ES149511A
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
Standard Electrica 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 Alcatel Espana SA, Standard Electrica SA filed Critical Alcatel Espana SA
Priority to ES149511A priority Critical patent/ES149511A1/en
Publication of ES149511A1 publication Critical patent/ES149511A1/en
Expired legal-status Critical Current

Links

ES149511A 1940-05-17 1940-05-17 TELEPHONE GROUP CIRCUITS Expired ES149511A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES149511A ES149511A1 (en) 1940-05-17 1940-05-17 TELEPHONE GROUP CIRCUITS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES149511A ES149511A1 (en) 1940-05-17 1940-05-17 TELEPHONE GROUP CIRCUITS

Publications (1)

Publication Number Publication Date
ES149511A1 true ES149511A1 (en) 1942-06-01

Family

ID=65640469

Family Applications (1)

Application Number Title Priority Date Filing Date
ES149511A Expired ES149511A1 (en) 1940-05-17 1940-05-17 TELEPHONE GROUP CIRCUITS

Country Status (1)

Country Link
ES (1) ES149511A1 (en)

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