BE466097A - - Google Patents

Info

Publication number
BE466097A
BE466097A BE466097DA BE466097A BE 466097 A BE466097 A BE 466097A BE 466097D A BE466097D A BE 466097DA BE 466097 A BE466097 A BE 466097A
Authority
BE
Belgium
Application number
Inventor
J Heider
H Machleidt
W Kobinger
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 BE466097A publication Critical patent/BE466097A/xx
Priority claimed from US523626A external-priority patent/US2406001A/en
Priority claimed from US723446A external-priority patent/US2502440A/en

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
    • H04M1/515—Devices for calling a subscriber by generating or selecting signals other than trains of pulses of similar shape, or signals other than currents of one or more different frequencies, e.g. generation of dc signals of alternating polarity, coded pulses or impedance dialling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/23—Construction or mounting of dials or of equivalent devices; Means for facilitating the use thereof
    • 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
    • H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of dc pulses
    • H04Q1/34—Impulse regenerators with mechanical or other non-electrical marking arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
BE466097D 1944-02-24 BE466097A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US523626A US2406001A (en) 1944-02-24 1944-02-24 Electrical signaling system
US583478A US2434910A (en) 1944-02-24 1945-03-19 Electrical impulse sending device
US723446A US2502440A (en) 1947-01-21 1947-01-21 Variable impulse transmitter

Publications (1)

Publication Number Publication Date
BE466097A true BE466097A (en)

Family

ID=27414872

Family Applications (2)

Application Number Title Priority Date Filing Date
BE466097D BE466097A (en) 1944-02-24
BE467162D BE467162A (en) 1944-02-24

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE467162D BE467162A (en) 1944-02-24

Country Status (7)

Country Link
US (1) US2434910A (en)
BE (2) BE467162A (en)
CH (2) CH265061A (en)
DE (1) DE869502C (en)
FR (2) FR938184A (en)
GB (1) GB605049A (en)
NL (1) NL70470C (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US316686A (en) * 1885-04-28 van hoevenbeegh
US1251249A (en) * 1915-01-18 1917-12-25 Joseph H Lehman Combined timer, distributer, and current-reversing device.
US1415369A (en) * 1917-10-30 1922-05-09 Joseph H Lehman Electric-current making, breaking, and reversing device
US1743711A (en) * 1925-11-21 1930-01-14 Bell Telephone Labor Inc Supervisory system
US2052057A (en) * 1929-01-04 1936-08-25 Reid Frederick Fire alarm system
US2136630A (en) * 1935-08-13 1938-11-15 Bell Telephone Labor Inc Telephone system
GB501353A (en) * 1937-08-25 1939-02-27 Automatic Telephone & Elect Improvements in or relating to impulse sending arrangements for use in telephone or like systems

Also Published As

Publication number Publication date
NL70470C (en)
BE467162A (en)
FR938184A (en) 1948-09-07
DE869502C (en) 1953-03-05
CH265061A (en) 1949-11-15
US2434910A (en) 1948-01-27
GB605049A (en) 1948-07-15
CH269356A (en) 1950-06-30
FR58602E (en) 1954-03-02

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