FR87909E - Dispositif de lecture graphique - Google Patents

Dispositif de lecture graphique

Info

Publication number
FR87909E
FR87909E FR998286A FR998286A FR87909E FR 87909 E FR87909 E FR 87909E FR 998286 A FR998286 A FR 998286A FR 998286 A FR998286 A FR 998286A FR 87909 E FR87909 E FR 87909E
Authority
FR
France
Prior art keywords
reading device
graphic reading
graphic
reading
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
FR998286A
Other languages
English (en)
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.)
GTE Sylvania Inc
Original Assignee
Sylvania Electric Products Inc
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 Sylvania Electric Products Inc filed Critical Sylvania Electric Products Inc
Priority to FR998286A priority Critical patent/FR87909E/fr
Application granted granted Critical
Publication of FR87909E publication Critical patent/FR87909E/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or trains
    • B61L25/04—Indicating or recording train identities

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR998286A 1964-12-10 1964-12-10 Dispositif de lecture graphique Expired FR87909E (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR998286A FR87909E (fr) 1964-12-10 1964-12-10 Dispositif de lecture graphique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR998286A FR87909E (fr) 1964-12-10 1964-12-10 Dispositif de lecture graphique

Publications (1)

Publication Number Publication Date
FR87909E true FR87909E (fr) 1966-01-24

Family

ID=8844586

Family Applications (1)

Application Number Title Priority Date Filing Date
FR998286A Expired FR87909E (fr) 1964-12-10 1964-12-10 Dispositif de lecture graphique

Country Status (1)

Country Link
FR (1) FR87909E (fr)

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