NL78373C - - Google Patents

Info

Publication number: NL78373C
Authority: NL; Netherlands

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.)

1948-01-08

Publication of NL78373C publication Critical patent/NL78373C/xx

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q3/00—Selecting arrangements

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Earth Drilling (AREA)
Locating Faults (AREA)
Monitoring And Testing Of Exchanges (AREA)

NL78373D 1948-01-08 NL78373C (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL269665X		1948-01-08

Publications (1)

Publication Number	Publication Date
NL78373C true NL78373C (xx)

Family

ID=19781867

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
NL78373D NL78373C (xx)	1948-01-08
NL138284D NL138284B (xx)	1948-01-08

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
NL138284D NL138284B (xx)	1948-01-08

Country Status (7)

Country	Link
US (1)	US2662119A (xx)
BE (1)	BE486659A (xx)
CH (1)	CH269665A (xx)
DE (1)	DE807696C (xx)
FR (1)	FR978726A (xx)
GB (1)	GB660376A (xx)
NL (2)	NL138284B (xx)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE552560A (xx) *	1956-01-10
BE563208A (xx) *	1957-02-13
GB873523A (en) *	1958-07-04	1961-07-26	Ass Elect Ind	Improvements relating to potential testing circuits
US3156774A (en) *	1959-09-14	1964-11-10	Boudouris Angelo	Communication system for drive-in restaurants and other applications
US3228003A (en) *	1962-03-20	1966-01-04	Ibm	Matrix search device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL57724C (xx) *	1939-07-24
FR882420A (xx) *	1941-06-10	1943-06-18
NL55386C (xx) *	1941-06-21
US2351016A (en) *	1942-09-14	1944-06-13	Int Standard Electric Corp	Electrical control system
US2354668A (en) *	1943-05-06	1944-08-01	Int Standard Electric Corp	Electric selection controlling circuit
US2428024A (en) *	1945-07-07	1947-09-30	Int Standard Electric Corp	Matched potential electrical control system
US2454781A (en) *	1945-09-17	1948-11-30	Int Standard Electric Corp	Matched potential control system

0
- NL NL78373D patent/NL78373C/xx active
- BE BE486659D patent/BE486659A/xx unknown
- NL NL138284D patent/NL138284B/xx unknown
1948
- 1948-12-22 US US66679A patent/US2662119A/en not_active Expired - Lifetime
1949
- 1949-01-05 GB GB298/49A patent/GB660376A/en not_active Expired
- 1949-01-06 FR FR978726D patent/FR978726A/fr not_active Expired
- 1949-01-06 CH CH269665D patent/CH269665A/de unknown
- 1949-01-07 DE DEP31056A patent/DE807696C/de not_active Expired

Also Published As

Publication number	Publication date
DE807696C (de)	1951-07-02
BE486659A (xx)
US2662119A (en)	1953-12-08
FR978726A (fr)	1951-04-17
CH269665A (de)	1950-07-15
NL138284B (xx)
GB660376A (en)	1951-11-07

Publication	Publication Date	Title
AT166638B (xx)	1950-08-25
AT165629B (xx)	1950-03-25
AT165757B (xx)	1950-04-25
FR931177A (xx)	1948-02-20
NL149260A (xx)
BE481488A (xx)
NL78373C (xx)
BE477919A (xx)
BE469104A (xx)
BE480366A (xx)
BE448428A (xx)
BE43050A (xx)
BE429008A (xx)
BE412124A (xx)
BE404066A (xx)
BE393137A (xx)
BE482016A (xx)
BE267826A (xx)
BE478011A (xx)
BE482108A (xx)	1950-03-03
NL77451C (xx)
BE482110A (xx)
BE479349A (xx)	1948-01-31
BE479713A (xx)
BE480353A (xx)