BE352632A - - Google Patents

Info

Publication number: BE352632A
Authority: BE; Belgium

Application number

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.)

1927-07-05

Publication of BE352632A publication Critical patent/BE352632A/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M3/00—Automatic or semi-automatic exchanges
- H04M3/22—Arrangements for supervision, monitoring or testing
- H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
- H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)

BE352632D 1927-07-05 BE352632A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US203654A US1778207A (en)	1927-07-05	1927-07-05	Test set

Publications (1)

Publication Number	Publication Date
BE352632A true BE352632A (en)

Family

ID=22754796

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE352632D BE352632A (en)	1927-07-05

Country Status (3)

Country	Link
US (1)	US1778207A (en)
BE (1)	BE352632A (en)
FR (1)	FR662634A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2689885A (en) *	1950-04-11	1954-09-21	Webster Electric Co Inc	Transducer
US3173998A (en) *	1960-12-19	1965-03-16	Howard R Deuser	Testing equipment for telephone lines

0
- BE BE352632D patent/BE352632A/xx unknown
1927
- 1927-07-05 US US203654A patent/US1778207A/en not_active Expired - Lifetime
1928
- 1928-07-05 FR FR662634D patent/FR662634A/en not_active Expired

Also Published As

Publication number	Publication date
US1778207A (en)	1930-10-14
FR662634A (en)	1929-08-09

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