BE370794A - - Google Patents

Info

Publication number
BE370794A
BE370794A BE370794DA BE370794A BE 370794 A BE370794 A BE 370794A BE 370794D A BE370794D A BE 370794DA BE 370794 A BE370794 A BE 370794A
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 BE370794A publication Critical patent/BE370794A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/06—Constructional features of mixers for pig-iron
    • 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)
  • Chemical & Material Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Signal Processing (AREA)
  • Meter Arrangements (AREA)
  • Relay Circuits (AREA)
BE370794D 1929-06-03 BE370794A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US367996A US1810330A (en) 1929-06-03 1929-06-03 Zone metering system

Publications (1)

Publication Number Publication Date
BE370794A true BE370794A (enrdf_load_stackoverflow)

Family

ID=23449451

Family Applications (1)

Application Number Title Priority Date Filing Date
BE370794D BE370794A (enrdf_load_stackoverflow) 1929-06-03

Country Status (4)

Country Link
US (1) US1810330A (enrdf_load_stackoverflow)
BE (1) BE370794A (enrdf_load_stackoverflow)
FR (1) FR696558A (enrdf_load_stackoverflow)
GB (1) GB354858A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2603712A (en) * 1940-08-26 1952-07-15 Automatic Elect Lab Party line identification in automatic telephony
US2763724A (en) * 1946-10-11 1956-09-18 Automatic Elect Lab Telephone systems
US2682576A (en) * 1951-01-20 1954-06-29 Irving H Selden Telephone system

Also Published As

Publication number Publication date
US1810330A (en) 1931-06-16
GB354858A (en) 1931-08-20
FR696558A (fr) 1931-01-05

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