CH540498A - Device for finding fixed or mobile obstacles in case of poor visibility - Google Patents

Device for finding fixed or mobile obstacles in case of poor visibility

Info

Publication number
CH540498A
CH540498A CH1706771A CH1706771A CH540498A CH 540498 A CH540498 A CH 540498A CH 1706771 A CH1706771 A CH 1706771A CH 1706771 A CH1706771 A CH 1706771A CH 540498 A CH540498 A CH 540498A
Authority
CH
Switzerland
Prior art keywords
case
poor visibility
mobile obstacles
finding fixed
finding
Prior art date
Application number
CH1706771A
Other languages
Italian (it)
Inventor
Burroni Sergio
Polidoro Matteo
Vercellini Giulio
Original Assignee
Burroni Sergio
Polidoro Matteo
Vercellini Giulio
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 Burroni Sergio, Polidoro Matteo, Vercellini Giulio filed Critical Burroni Sergio
Publication of CH540498A publication Critical patent/CH540498A/en

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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
CH1706771A 1970-11-25 1971-11-24 Device for finding fixed or mobile obstacles in case of poor visibility CH540498A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7093070 1970-11-25

Publications (1)

Publication Number Publication Date
CH540498A true CH540498A (en) 1973-08-15

Family

ID=11314494

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1706771A CH540498A (en) 1970-11-25 1971-11-24 Device for finding fixed or mobile obstacles in case of poor visibility

Country Status (5)

Country Link
BE (1) BE775715A (en)
CH (1) CH540498A (en)
DE (1) DE2155305A1 (en)
FR (1) FR2115325A1 (en)
NL (1) NL7115831A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4120816C2 (en) * 1991-06-25 2001-11-08 Rabotek Ind Comp Gmbh Method and device for monitoring tunnel structures

Also Published As

Publication number Publication date
FR2115325A1 (en) 1972-07-07
BE775715A (en) 1972-03-16
NL7115831A (en) 1972-05-29
DE2155305A1 (en) 1972-05-31

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Legal Events

Date Code Title Description
PL Patent ceased