BE356937A - - Google Patents

Info

Publication number
BE356937A
BE356937A BE356937DA BE356937A BE 356937 A BE356937 A BE 356937A BE 356937D A BE356937D A BE 356937DA BE 356937 A BE356937 A BE 356937A
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 BE356937A publication Critical patent/BE356937A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L15/00—Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. Morse code
    • H04L15/04—Apparatus or circuits at the transmitting end
    • H04L15/22—Apparatus or circuits for sending one or a restricted number of signals, e.g. distress signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Relay Circuits (AREA)
  • Control Of Position Or Direction (AREA)
  • Mechanisms For Operating Contacts (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
BE356937D 1928-01-10 BE356937A (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR660951T 1928-01-10
FR35675T 1928-05-19

Publications (1)

Publication Number Publication Date
BE356937A true BE356937A (xx)

Family

ID=26182665

Family Applications (2)

Application Number Title Priority Date Filing Date
BE356937D BE356937A (xx) 1928-01-10
BE360486D BE360486A (xx) 1928-01-10

Family Applications After (1)

Application Number Title Priority Date Filing Date
BE360486D BE360486A (xx) 1928-01-10

Country Status (5)

Country Link
US (1) US1972289A (xx)
BE (2) BE360486A (xx)
DE (1) DE489657C (xx)
FR (2) FR660951A (xx)
GB (2) GB303839A (xx)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215999A (en) * 1965-11-02 Memory control device
USRE23990E (en) * 1946-05-17 1955-05-03 locke
US2466099A (en) * 1947-01-08 1949-04-05 Hansen Carlos Apparatus for transmission of radiotelegraphic signals relating to sea or river levels at the site of installation
US2487778A (en) * 1948-01-29 1949-11-15 Atlas David Automatic altimeter setting indicator and transmitter
BE489569A (xx) * 1948-06-14 Kaelin Pierre
CH272955A (fr) * 1948-06-14 1951-01-15 Kaelin Pierre Poste téléphonique.
US2588397A (en) * 1948-06-29 1952-03-11 Bell Telephone Labor Inc Spaced-pulse impulse sender
US2587635A (en) * 1948-06-29 1952-03-04 Bell Telephone Labor Inc Spaced-pulse impulse sender
US2499606A (en) * 1948-07-16 1950-03-07 Bell Telephone Labor Inc Preset type telephone dialer with pulse generating transformers
US2584997A (en) * 1949-03-02 1952-02-12 Syrl K Ferguson Message timing device
US2575342A (en) * 1949-06-02 1951-11-20 Darrin H Gridley Position sensing device
US2590885A (en) * 1949-12-08 1952-04-01 Bell Telephone Labor Inc Spaced-pulse impulse sender
US2620390A (en) * 1950-07-03 1952-12-02 Charles E Sunderland Automatic emergency keyer unit
US2768238A (en) * 1952-03-17 1956-10-23 Ben W Risinger Automatic signaling device
GB722512A (en) * 1952-06-20 1955-01-26 Nat Res Dev Improvements in or relating to teleprinting apparatus
US2746680A (en) * 1952-07-01 1956-05-22 Maul Michael Record controlled machine with cross connecting board
BE522672A (xx) * 1952-09-10
US2739298A (en) * 1953-01-07 1956-03-20 Bell Telephone Labor Inc Multifrequency high speed calling signal generator
US2866185A (en) * 1953-02-25 1958-12-23 Stanley S Brody Universal navigation station identification keyer
US2826752A (en) * 1953-11-19 1958-03-11 Eagle Signal Corp Systems permitting response by only selected units of those connected to a single channel
US2903686A (en) * 1955-12-27 1959-09-08 Zenith Radio Corp Encoding apparatus
US2890432A (en) * 1956-09-26 1959-06-09 Robotron Corp Apparatus and method for producing and using a variable conductive pattern
US3152323A (en) * 1959-08-18 1964-10-06 Edward L E Pardee Plural interval timing device having a conductor matrix for selection of the time intervals
DE1228656B (de) * 1964-12-21 1966-11-17 Befa Bau Elektro Feinmech App Tastgeraet zum selbsttaetigen Erzeugen des Alarm- und Notzeichens fuer Seeschiffe
US3418431A (en) * 1965-05-28 1968-12-24 Bell Telephone Labor Inc Code transmitter
US3492650A (en) * 1965-07-06 1970-01-27 Tore Gottfrid Hesselgren Matrix for producing electric pulses
US3836729A (en) * 1972-07-03 1974-09-17 Kososki H Automatic telephone signalling apparatus

Also Published As

Publication number Publication date
BE360486A (xx)
FR35675E (fr) 1930-03-27
GB303839A (en) 1929-06-06
US1972289A (en) 1934-09-04
GB312090A (en) 1930-01-23
DE489657C (de) 1930-01-22
FR660951A (fr) 1929-07-19

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