[go: up one dir, main page]

BE609848R - Improvements to telephone systems - Google Patents

Improvements to telephone systems

Info

Publication number
BE609848R
BE609848R BE609848A BE609848A BE609848R BE 609848 R BE609848 R BE 609848R BE 609848 A BE609848 A BE 609848A BE 609848 A BE609848 A BE 609848A BE 609848 R BE609848 R BE 609848R
Authority
BE
Belgium
Prior art keywords
telephone systems
telephone
systems
Prior art date
Application number
BE609848A
Other languages
French (fr)
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
Application filed by Bell Telephone Mfg filed Critical Bell Telephone Mfg
Application granted granted Critical
Publication of BE609848R publication Critical patent/BE609848R/en

Links

BE609848A 1960-11-04 1961-11-03 Improvements to telephone systems BE609848R (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR609848X 1960-11-04

Publications (1)

Publication Number Publication Date
BE609848R true BE609848R (en) 1962-05-03

Family

ID=39471497

Family Applications (1)

Application Number Title Priority Date Filing Date
BE609848A BE609848R (en) 1960-11-04 1961-11-03 Improvements to telephone systems

Country Status (1)

Country Link
BE (1) BE609848R (en)

Similar Documents

Publication Publication Date Title
BE608414A (en) Improvements to telecommunication systems.
BE611283A (en) Improvements to telephone systems
FR1284143A (en) Improvements to radio-navigation systems
FR73067E (en) Improvements to telephone systems
FR1313802A (en) Improvements to telephone systems
FR1169671A (en) Improvements to telephone communications systems
FR1210986A (en) Improvements to telephone systems
FR1307574A (en) Improvements to telephone systems
BE611170R (en) Improvements to telephone systems
BE610951R (en) Improvements to telephone systems
BE609848R (en) Improvements to telephone systems
BE600570A (en) Improvements to telephone systems
FR1220044A (en) Improvements to telecommunication systems
FR1243922A (en) Improvements to telephone systems
BE598853A (en) Telephone systems
FR1325636A (en) Improvements to telephone systems
FR1362297A (en) Improvements to telephone systems
FR1301607A (en) Improvements to telecommunication systems
FR1283376A (en) Improvements to telecommunication systems
FR78526E (en) Improvements to automatic telephone systems
FR1257147A (en) Improvements to amplifier-demodulator systems
FR1317055A (en) Improvements to telephone systems
FR80492E (en) Improvements to telephone systems
BE611282R (en) Improvements to telephone systems
FR1318614A (en) Improvements to telephone systems