BE464785A - - Google Patents

Info

Publication number
BE464785A
BE464785A BE464785DA BE464785A BE 464785 A BE464785 A BE 464785A BE 464785D A BE464785D A BE 464785DA BE 464785 A BE464785 A BE 464785A
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.)
Publication of BE464785A publication Critical patent/BE464785A/xx

Links

Classifications

    • 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
    • H04M15/04—Recording calls, or communications in printed, perforated or other permanent form
    • 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
    • H04M15/10—Metering calls from calling party, i.e. A-party charged for the communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Meter Arrangements (AREA)
  • Radio Relay Systems (AREA)
BE464785D 1939-07-26 BE464785A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB21780/39A GB531581A (en) 1939-07-26 1939-07-26 Improvements in or relating to automatic or semi-automatic telephone systems

Publications (1)

Publication Number Publication Date
BE464785A true BE464785A (de)

Family

ID=10168672

Family Applications (1)

Application Number Title Priority Date Filing Date
BE464785D BE464785A (de) 1939-07-26

Country Status (3)

Country Link
US (1) US2588684A (de)
BE (1) BE464785A (de)
GB (1) GB531581A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2956127A (en) * 1954-12-08 1960-10-11 North Electric Co Automatic telephone system
US4294498A (en) * 1979-10-17 1981-10-13 Luit Richard D Van Wall cabinet and method of making

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2305779A (en) * 1936-04-18 1942-12-22 Hebel Martin Telephone charging device
NL54049C (de) * 1938-01-25
US2253596A (en) * 1938-04-01 1941-08-26 Western Electric Co Electrical calculating equipment for telephone systems
US2273165A (en) * 1938-04-06 1942-02-17 Western Electric Co Tariff determining equipment for telephone systems
GB516348A (en) * 1938-06-14 1940-01-01 Ass Telephone & Telegraph Co Improvements in or relating to automatic or semi-automatic telephone systems
US2272475A (en) * 1938-06-14 1942-02-10 Associated Electric Lab Inc Telephone system
ES2359204B1 (es) * 2009-11-09 2012-03-26 Universitat Rovira I Virgili Dispositivo para la detección selectiva de gas benceno, procedimiento para su obtención y detección del gas con el mismo.

Also Published As

Publication number Publication date
US2588684A (en) 1952-03-11
GB531581A (en) 1941-01-07

Similar Documents

Publication Publication Date Title
BE436021A (de)
BE433833A (de)
BE428333A (de)
BE431181A (de)
BE432222A (de)
BE432228A (de)
BE432632A (de)
BE432683A (de)
BE432719A (de)
BE432823A (de)
BE432902A (de)
BE432967A (de)
BE432980A (de)
BE433383A (de)
BE433398A (de)
BE433403A (de)
BE433599A (de)
BE433615A (de)
BE433626A (de)
BE433708A (de)
BE436022A (de)
BE433845A (de)
BE433856A (de)
BE433994A (de)
BE433998A (de)