NL162796B - Waterdicht stopcontact. - Google Patents

Waterdicht stopcontact.

Info

Publication number
NL162796B
NL162796B NL7003296.A NL162796DA NL162796B NL 162796 B NL162796 B NL 162796B NL 162796D A NL162796D A NL 162796DA NL 162796 B NL162796 B NL 162796B
Authority
NL
Netherlands
Prior art keywords
waterproof socket
waterproof
socket
Prior art date
Application number
NL7003296.A
Other languages
English (en)
Dutch (nl)
Original Assignee
Draka Kabel Bv
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 NL162796B publication Critical patent/NL162796B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
    • H04M1/50—Devices which can set up and transmit only one digit at a time by generating or selecting currents of predetermined frequencies or combinations of frequencies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • H04Q1/453—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling in which m-out-of-n signalling frequencies are transmitted
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Alarm Systems (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Selective Calling Equipment (AREA)
NL7003296.A 1950-07-21 Waterdicht stopcontact. NL162796B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE691237X 1950-07-21

Publications (1)

Publication Number Publication Date
NL162796B true NL162796B (nl)

Family

ID=20315203

Family Applications (2)

Application Number Title Priority Date Filing Date
NL81161D NL81161C (en)) 1950-07-21
NL7003296.A NL162796B (nl) 1950-07-21 Waterdicht stopcontact.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL81161D NL81161C (en)) 1950-07-21

Country Status (4)

Country Link
US (1) US2706746A (en))
DE (1) DE886929C (en))
GB (1) GB691237A (en))
NL (2) NL162796B (en))

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1001713B (de) * 1953-12-07 1957-01-31 Telefonbau & Normalzeit Gmbh Telefonteilnehmerstation mit tastengesteuerter Frequenzwahl und einem Schichttransistoren enthaltenden Mikrophonverstaerker
NL96910C (en)) * 1954-10-25
DE1085201B (de) * 1955-01-19 1960-07-14 Josef Dirr Schaltungsanordnung zur Auswertung von ueber abgeriegelte Leitungen uebertragenen, zeitlich versetzten Wechselstromimpulsen einer Frequenz fuer die Identifizierung von Leitungen zur Gebuehrenerfassung in Fernmelde-, insbesondere Fernsprechanlagen
DE1017661B (de) * 1956-01-30 1957-10-17 Telefonbau & Normalzeit Gmbh Einrichtung zur Nummernsendung in Form codifizierter Signale in Fernsprechapparaten
DE1039107B (de) * 1956-06-28 1958-09-18 Standard Elektrik Lorenz Ag Schaltungsanordnung fuer elektrische, ueber Fernleitungen an eine Zentralbatterie angeschlossene Einrichtungen
US3076059A (en) * 1958-06-20 1963-01-29 Bell Telephone Labor Inc Signaling system
CH379584A (de) * 1958-09-03 1964-07-15 Standard Telephon & Radio Ag Elektrische Signalisier-Einrichtung
DE1090273B (de) * 1959-05-09 1960-10-06 Philips Nv Schaltungsanordnung zur Auswertung von Signalen verschiedener Frequenzen in Fernmeldeanlagen
DE1082300B (de) * 1959-06-04 1960-05-25 Siemens Ag Schaltungsanordnung fuer Teilnehmerstellen in Fernmelde-, insbesondere Fernsprech-anlagen mit Tastaturwahl
US3124659A (en) * 1959-10-02 1964-03-10 Card dialer
DE1152447B (de) * 1960-03-10 1963-08-08 Neumann Elektronik Gmbh Wechsel-Lautsprechanlage mit tongesteuerten Verbindungswegen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2250100A (en) * 1939-11-14 1941-07-22 Bell Telephone Labor Inc Signaling system
US2554201A (en) * 1946-06-19 1951-05-22 Ericsson Telefon Ab L M Key-sending automatic telephone signaling system

Also Published As

Publication number Publication date
DE886929C (de) 1953-08-20
NL81161C (en))
US2706746A (en) 1955-04-19
GB691237A (en) 1953-05-06

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