FR1586552A - - Google Patents

Info

Publication number
FR1586552A
FR1586552A FR1586552DA FR1586552A FR 1586552 A FR1586552 A FR 1586552A FR 1586552D A FR1586552D A FR 1586552DA FR 1586552 A FR1586552 A FR 1586552A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1586552A publication Critical patent/FR1586552A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63G—OFFENSIVE OR DEFENSIVE ARRANGEMENTS ON VESSELS; MINE-LAYING; MINE-SWEEPING; SUBMARINES; AIRCRAFT CARRIERS
    • B63G7/00—Mine-sweeping; Vessels characterised thereby
    • B63G7/02—Mine-sweeping means, Means for destroying mines
    • B63G7/08—Mine-sweeping means, Means for destroying mines of acoustic type
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
    • G08C23/02—Non-electrical signal transmission systems, e.g. optical systems using infrasonic, sonic or ultrasonic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Selective Calling Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR1586552D 1967-11-01 1968-10-28 Expired FR1586552A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67978567A 1967-11-01 1967-11-01

Publications (1)

Publication Number Publication Date
FR1586552A true FR1586552A (fr) 1970-02-20

Family

ID=24728355

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1586552D Expired FR1586552A (fr) 1967-11-01 1968-10-28

Country Status (6)

Country Link
BE (1) BE723031A (fr)
DE (1) DE1804398C3 (fr)
FR (1) FR1586552A (fr)
GB (1) GB1214050A (fr)
NL (1) NL157123B (fr)
NO (1) NO125252B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2207396A1 (fr) * 1972-11-17 1974-06-14 Charbonnages De France

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2117948A (en) * 1982-03-22 1983-10-19 Ml Aviation Co Ltd Initiation of devices by high- frequency sound waves
GB8906254D0 (en) * 1989-03-18 1989-05-04 Edwards Allan R Improvements in and relating to fishing bite indicators

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2207396A1 (fr) * 1972-11-17 1974-06-14 Charbonnages De France

Also Published As

Publication number Publication date
NO125252B (fr) 1972-08-07
GB1214050A (en) 1970-11-25
DE1804398B2 (de) 1978-08-31
BE723031A (fr) 1969-04-01
NL157123B (nl) 1978-06-15
DE1804398C3 (de) 1979-04-26
DE1804398A1 (de) 1969-07-24
NL6815549A (fr) 1969-05-05

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Legal Events

Date Code Title Description
ST Notification of lapse