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)
  • Train Traffic Observation, Control, And Security (AREA)
  • Control Of Position Or Direction (AREA)
  • Relay Circuits (AREA)
  • Mechanisms For Operating Contacts (AREA)
BE356937D 1928-01-10 BE356937A (cs)

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 (cs)

Family

ID=26182665

Family Applications (2)

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

Family Applications Before (1)

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

Country Status (5)

Country Link
US (1) US1972289A (cs)
BE (2) BE356937A (cs)
DE (1) DE489657C (cs)
FR (2) FR660951A (cs)
GB (2) GB303839A (cs)

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 (cs) * 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
NL180661B (nl) * 1952-09-10 Boehringer Mannheim Gmbh Werkwijze voor de bereiding van geneesmiddelen, voorwerpen en hydrazinederivaten met bloedsuikerspiegel-verlagende werking.
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
FR660951A (fr) 1929-07-19
FR35675E (fr) 1930-03-27
DE489657C (de) 1930-01-22
US1972289A (en) 1934-09-04
BE360486A (cs)
GB303839A (en) 1929-06-06
GB312090A (en) 1930-01-23

Similar Documents

Publication Publication Date Title
FR676073A (cs)
FR637566A (cs)
FR636408A (cs)
GB316260A (cs)
BE348635A (cs)
BE348725A (cs)
NL29391C (cs)
NL27020C (cs)
NL21592C (cs)
BE391216A (cs)
BE365699A (cs)
BE365396A (cs)
BE365212A (cs)
BE364762A (cs)
BE360363A (cs)
BE349927A (cs)
BE349426A (cs)
BE349412A (cs)
BE349374A (cs)
BE349305A (cs)
BE349288A (cs)
BE349190A (cs)
BE349037A (cs)
BE348976A (cs)
BE348889A (cs)