FR435892A - Signal auditif sous-marin - Google Patents

Signal auditif sous-marin

Info

Publication number
FR435892A
FR435892A FR435892DA FR435892A FR 435892 A FR435892 A FR 435892A FR 435892D A FR435892D A FR 435892DA FR 435892 A FR435892 A FR 435892A
Authority
FR
France
Prior art keywords
underwater
auditory signal
auditory
signal
underwater auditory
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
Other languages
English (en)
Inventor
Sidney Mitchell Davison
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.)
CHANCE BROTHERS AND C Ltd
Original Assignee
CHANCE BROTHERS AND C Ltd
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 CHANCE BROTHERS AND C Ltd filed Critical CHANCE BROTHERS AND C Ltd
Application granted granted Critical
Publication of FR435892A publication Critical patent/FR435892A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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)
FR435892D 1910-11-16 1911-11-02 Signal auditif sous-marin Expired FR435892A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB435892X 1910-11-16

Publications (1)

Publication Number Publication Date
FR435892A true FR435892A (fr) 1912-03-12

Family

ID=1477648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR435892D Expired FR435892A (fr) 1910-11-16 1911-11-02 Signal auditif sous-marin

Country Status (1)

Country Link
FR (1) FR435892A (fr)

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