FR2347032B1 - - Google Patents

Info

Publication number
FR2347032B1
FR2347032B1 FR7610212A FR7610212A FR2347032B1 FR 2347032 B1 FR2347032 B1 FR 2347032B1 FR 7610212 A FR7610212 A FR 7610212A FR 7610212 A FR7610212 A FR 7610212A FR 2347032 B1 FR2347032 B1 FR 2347032B1
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
FR7610212A
Other languages
French (fr)
Other versions
FR2347032A1 (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.)
GUILLEMAIN JEAN CLAUDE
Original Assignee
GUILLEMAIN JEAN CLAUDE
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 GUILLEMAIN JEAN CLAUDE filed Critical GUILLEMAIN JEAN CLAUDE
Priority to FR7610212A priority Critical patent/FR2347032A1/fr
Publication of FR2347032A1 publication Critical patent/FR2347032A1/fr
Application granted granted Critical
Publication of FR2347032B1 publication Critical patent/FR2347032B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B21/00—Teaching, or communicating with, the blind, deaf or mute
    • G09B21/001—Teaching or communicating with blind persons
    • G09B21/006—Teaching or communicating with blind persons using audible presentation of the information

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Burglar Alarm Systems (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
FR7610212A 1976-04-08 1976-04-08 Dispositif guide aveugle emetteur de lumiere a coincidence de faisceaux optiques Granted FR2347032A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7610212A FR2347032A1 (fr) 1976-04-08 1976-04-08 Dispositif guide aveugle emetteur de lumiere a coincidence de faisceaux optiques

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7610212A FR2347032A1 (fr) 1976-04-08 1976-04-08 Dispositif guide aveugle emetteur de lumiere a coincidence de faisceaux optiques

Publications (2)

Publication Number Publication Date
FR2347032A1 FR2347032A1 (fr) 1977-11-04
FR2347032B1 true FR2347032B1 (da) 1978-09-01

Family

ID=9171544

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7610212A Granted FR2347032A1 (fr) 1976-04-08 1976-04-08 Dispositif guide aveugle emetteur de lumiere a coincidence de faisceaux optiques

Country Status (1)

Country Link
FR (1) FR2347032A1 (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2932404C2 (de) * 1979-08-09 1981-09-03 Beck, Edgar, Dipl.-Ing. Blindenführgerät
WO1991004458A1 (en) * 1989-09-15 1991-04-04 The Australian National University Passive-optoelectronic rangefinding
ES2087014B1 (es) * 1993-10-27 1998-09-01 Garcia Ramon Manrique Dispositivo detector-avisador de obstaculos.
AT14790U1 (de) * 2015-01-30 2016-06-15 Veronika Mayerboeck Vertonung von Licht durch mobil tragbares funkverbundenes Lichtsensorsystem mit integrierter Klangverarbeitung und Lichtsteuerung

Also Published As

Publication number Publication date
FR2347032A1 (fr) 1977-11-04

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Legal Events

Date Code Title Description
ST Notification of lapse