BE600570A - Improvements to telephone systems - Google Patents

Improvements to telephone systems

Info

Publication number
BE600570A
BE600570A BE600570A BE600570A BE600570A BE 600570 A BE600570 A BE 600570A BE 600570 A BE600570 A BE 600570A BE 600570 A BE600570 A BE 600570A BE 600570 A BE600570 A BE 600570A
Authority
BE
Belgium
Prior art keywords
telephone systems
telephone
systems
Prior art date
Application number
BE600570A
Other languages
French (fr)
Inventor
F P Gohorel
Original Assignee
Bell Telephone Mfg
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
Priority claimed from FR819709A external-priority patent/FR77244E/en
Application filed by Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of BE600570A publication Critical patent/BE600570A/en

Links

BE600570A 1960-02-26 1961-02-24 Improvements to telephone systems BE600570A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR819709A FR77244E (en) 1958-01-14 1960-02-26 Improvements to telephone systems

Publications (1)

Publication Number Publication Date
BE600570A true BE600570A (en) 1961-08-24

Family

ID=34630212

Family Applications (1)

Application Number Title Priority Date Filing Date
BE600570A BE600570A (en) 1960-02-26 1961-02-24 Improvements to telephone systems

Country Status (2)

Country Link
BE (1) BE600570A (en)
ES (1) ES265175A1 (en)

Also Published As

Publication number Publication date
ES265175A1 (en) 1961-05-01

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