FR610153A - Receiver device for underwater signaling devices - Google Patents

Receiver device for underwater signaling devices

Info

Publication number
FR610153A
FR610153A FR610153DA FR610153A FR 610153 A FR610153 A FR 610153A FR 610153D A FR610153D A FR 610153DA FR 610153 A FR610153 A FR 610153A
Authority
FR
France
Prior art keywords
receiver device
signaling devices
underwater signaling
underwater
devices
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
French (fr)
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.)
WALKER SIGNAL AND EQUIPMENT CO
Original Assignee
WALKER SIGNAL AND EQUIPMENT CO
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 WALKER SIGNAL AND EQUIPMENT CO filed Critical WALKER SIGNAL AND EQUIPMENT CO
Application granted granted Critical
Publication of FR610153A publication Critical patent/FR610153A/en
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)
  • Transducers For Ultrasonic Waves (AREA)
FR610153D 1926-01-28 1926-01-27 Receiver device for underwater signaling devices Expired FR610153A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW71568D DE463354C (en) 1926-01-28 1926-01-28 Underwater sound receiver with a waterproof housing that can be inserted into the ship's side

Publications (1)

Publication Number Publication Date
FR610153A true FR610153A (en) 1926-08-31

Family

ID=7608926

Family Applications (1)

Application Number Title Priority Date Filing Date
FR610153D Expired FR610153A (en) 1926-01-28 1926-01-27 Receiver device for underwater signaling devices

Country Status (3)

Country Link
DE (1) DE463354C (en)
FR (1) FR610153A (en)
NL (1) NL22041C (en)

Also Published As

Publication number Publication date
NL22041C (en)
DE463354C (en) 1928-08-02

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