NL67277C - - Google Patents

Info

Publication number
NL67277C
NL67277C NL67277DA NL67277C NL 67277 C NL67277 C NL 67277C NL 67277D A NL67277D A NL 67277DA NL 67277 C NL67277 C NL 67277C
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.)
Publication of NL67277C publication Critical patent/NL67277C/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
    • H04M15/08—Metering calls to called party, i.e. B-party charged for the communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/60—Semi-automatic systems, i.e. in which the numerical selection of the outgoing line is under the control of an operator
    • H04M3/64—Arrangements for signalling the number or class of the calling line to the operator
NL67277D 1939-09-21 NL67277C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US295889A US2244700A (en) 1939-09-21 1939-09-21 Telephone system

Publications (1)

Publication Number Publication Date
NL67277C true NL67277C (en)

Family

ID=23139643

Family Applications (1)

Application Number Title Priority Date Filing Date
NL67277D NL67277C (en) 1939-09-21

Country Status (4)

Country Link
US (1) US2244700A (en)
BE (1) BE441725A (en)
FR (1) FR902622A (en)
NL (1) NL67277C (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL59752C (en) * 1941-08-21
NL157970B (en) * 1945-04-19 Hurth Masch Zahnrad Carl GEARBOX FOR FRICTION COUPLING.
US2600502A (en) * 1948-04-24 1952-06-17 Bell Telephone Labor Inc Calling line and private branch exchange line identifier
BE500868A (en) * 1950-01-28
NL87833C (en) * 1950-06-15
NL164620B (en) * 1950-10-13 Hoechst Ag PROCESS FOR MANUFACTURING A PROJECTIVE FIBER FIBER COMPOUND BY HOT-SHRINKING, AND DEVICE FOR APPLYING THE PROCESS.
US2696600A (en) * 1950-11-30 1954-12-07 Rca Corp Combinatorial information-storage network
US2657272A (en) * 1951-03-03 1953-10-27 Bell Telephone Labor Inc Electronic induction translator
US2934603A (en) * 1951-07-12 1960-04-26 Nederlanden Staat Electronic relay and the control of arrangements therewith
US2740842A (en) * 1952-02-12 1956-04-03 Commercial Radio Sound Corp Audible and visual two-way communication and annunciation system for hospitals and the like
US2844811A (en) * 1952-08-20 1958-07-22 Monroe Calculating Machine Switching circuits
US2896021A (en) * 1954-02-09 1959-07-21 Standard Electric Time Co Inter-communication system
US2926334A (en) * 1955-04-20 1960-02-23 Bell Telephone Labor Inc Error detection circuit
US2992410A (en) * 1956-02-28 1961-07-11 Bell Telephone Labor Inc Selector for switching network
US2978641A (en) * 1956-10-31 1961-04-04 Siemens And Halske Ag Berlin A Circuit ambiguity testing apparatus
US3016425A (en) * 1956-12-18 1962-01-09 Bell Telephone Labor Inc Ferroelectric translator
US2972015A (en) * 1957-05-08 1961-02-14 Fairchild Camera Instr Co Coding apparatus
US3017459A (en) * 1958-07-14 1962-01-16 Fairchild Camera Instr Co Coding apparatus
US3088103A (en) * 1958-12-18 1963-04-30 Royal Mcbee Corp Matrix encoders
FR1283363A (en) * 1960-12-22 1962-02-02 Device for remotely transmitting a large amount of information by coded call of a quantity whose data has been previously displayed on a panel
US3160101A (en) * 1962-02-15 1964-12-08 North Electric Co Automatic selective control of pumping engines
GB1437483A (en) * 1973-04-19 1976-05-26 Gte International Inc Operator display arrangements of a telephone exchange switching system

Also Published As

Publication number Publication date
FR902622A (en) 1945-09-05
US2244700A (en) 1941-06-10
BE441725A (en)

Similar Documents

Publication Publication Date Title
FR864301A (en)
FR850559A (en)
BE436027A (en)
BE433403A (en)
BE413600A (en)
BE421934A (en)
NL59034C (en)
BE428333A (en)
NL56076C (en)
NL55456C (en)
BE431181A (en)
NL54619C (en)
NL53626C (en)
NL67277C (en)
BE435988A (en)
BE471441A (en)
BE433708A (en)
BE432222A (en)
BE441294A (en)
BE432228A (en)
BE439153A (en)
BE436811A (en)
BE432632A (en)
BE467159A (en)
BE403779A (en)