FR23176E - Apparatus for underwater telegraphy - Google Patents

Apparatus for underwater telegraphy

Info

Publication number
FR23176E
FR23176E FR23176A FR23176DA FR23176E FR 23176 E FR23176 E FR 23176E FR 23176 A FR23176 A FR 23176A FR 23176D A FR23176D A FR 23176DA FR 23176 E FR23176 E FR 23176E
Authority
FR
France
Prior art keywords
telegraphy
underwater
underwater telegraphy
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
FR23176A
Other languages
French (fr)
Inventor
Marius Latour
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of FR23176E publication Critical patent/FR23176E/en
Expired legal-status Critical Current

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
    • H04L15/24—Apparatus or circuits at the receiving end
    • H04L15/28—Code reproducing apparatus
    • H04L15/30—Writing recorders
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Signal Processing (AREA)
FR23176A 1917-11-07 1915-07-12 Apparatus for underwater telegraphy Expired FR23176E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR23184T 1917-11-07

Publications (1)

Publication Number Publication Date
FR23176E true FR23176E (en) 1921-10-18

Family

ID=8661962

Family Applications (6)

Application Number Title Priority Date Filing Date
FR502238A Expired FR502238A (en) 1917-11-07 1915-05-12 Apparatus for underwater telegraphy
FR23176A Expired FR23176E (en) 1917-11-07 1915-07-12 Apparatus for underwater telegraphy
FR23177A Expired FR23177E (en) 1917-11-07 1915-08-05 Apparatus for underwater telegraphy
FR23182A Expired FR23182E (en) 1917-11-07 1917-08-03 Apparatus for underwater telegraphy
FR23183A Expired FR23183E (en) 1917-11-07 1917-10-03 Apparatus for underwater telegraphy
FR23184A Expired FR23184E (en) 1917-11-07 1917-11-07 Apparatus for underwater telegraphy

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR502238A Expired FR502238A (en) 1917-11-07 1915-05-12 Apparatus for underwater telegraphy

Family Applications After (4)

Application Number Title Priority Date Filing Date
FR23177A Expired FR23177E (en) 1917-11-07 1915-08-05 Apparatus for underwater telegraphy
FR23182A Expired FR23182E (en) 1917-11-07 1917-08-03 Apparatus for underwater telegraphy
FR23183A Expired FR23183E (en) 1917-11-07 1917-10-03 Apparatus for underwater telegraphy
FR23184A Expired FR23184E (en) 1917-11-07 1917-11-07 Apparatus for underwater telegraphy

Country Status (1)

Country Link
FR (6) FR502238A (en)

Also Published As

Publication number Publication date
FR23184E (en) 1921-10-18
FR23182E (en) 1921-10-18
FR502238A (en) 1920-05-07
FR23183E (en) 1921-10-18
FR23177E (en) 1921-10-18

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