FR728614A - Improvements to telephone transmission systems - Google Patents

Improvements to telephone transmission systems

Info

Publication number
FR728614A
FR728614A FR728614DA FR728614A FR 728614 A FR728614 A FR 728614A FR 728614D A FR728614D A FR 728614DA FR 728614 A FR728614 A FR 728614A
Authority
FR
France
Prior art keywords
transmission systems
telephone transmission
telephone
systems
transmission
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
Other languages
French (fr)
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR728614A publication Critical patent/FR728614A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/32—Reducing cross-talk, e.g. by compensating
    • H04B3/34—Reducing cross-talk, e.g. by compensating by systematic interconnection of lengths of cable during laying; by addition of balancing components to cable during laying
FR728614D 1931-01-05 1931-12-14 Improvements to telephone transmission systems Expired FR728614A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB355/31A GB376245A (en) 1931-01-05 1931-01-05 Telephone transmission system

Publications (1)

Publication Number Publication Date
FR728614A true FR728614A (en) 1932-07-08

Family

ID=9702924

Family Applications (1)

Application Number Title Priority Date Filing Date
FR728614D Expired FR728614A (en) 1931-01-05 1931-12-14 Improvements to telephone transmission systems

Country Status (3)

Country Link
US (1) US1888558A (en)
FR (1) FR728614A (en)
GB (1) GB376245A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE976650C (en) * 1940-04-17 1964-01-23 Int Standard Electric Corp Cable for high frequency signal transmission
NL61910C (en) * 1940-09-24

Also Published As

Publication number Publication date
GB376245A (en) 1932-07-05
US1888558A (en) 1932-11-22

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