FR2143489A1 - - Google Patents
Info
- Publication number
- FR2143489A1 FR2143489A1 FR7223088A FR7223088A FR2143489A1 FR 2143489 A1 FR2143489 A1 FR 2143489A1 FR 7223088 A FR7223088 A FR 7223088A FR 7223088 A FR7223088 A FR 7223088A FR 2143489 A1 FR2143489 A1 FR 2143489A1
- 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.)
- Withdrawn
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
- B61L25/041—Indicating or recording train identities using reflecting tags
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA714181A ZA714181B (en) | 1971-06-25 | 1971-06-25 | Improvements in the identification of vehicles |
| ZA716425 | 1971-09-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2143489A1 true FR2143489A1 (enExample) | 1973-02-02 |
Family
ID=27131035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7223088A Withdrawn FR2143489A1 (enExample) | 1971-06-25 | 1972-06-26 |
Country Status (6)
| Country | Link |
|---|---|
| AU (1) | AU4370972A (enExample) |
| BE (1) | BE785352A (enExample) |
| DE (1) | DE2230841A1 (enExample) |
| FR (1) | FR2143489A1 (enExample) |
| IT (1) | IT958612B (enExample) |
| NL (1) | NL7208590A (enExample) |
-
1972
- 1972-06-21 AU AU43709/72A patent/AU4370972A/en not_active Expired
- 1972-06-22 NL NL7208590A patent/NL7208590A/xx unknown
- 1972-06-23 DE DE2230841A patent/DE2230841A1/de active Pending
- 1972-06-23 BE BE785352A patent/BE785352A/xx unknown
- 1972-06-23 IT IT51112/72A patent/IT958612B/it active
- 1972-06-26 FR FR7223088A patent/FR2143489A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| AU4370972A (en) | 1974-01-03 |
| DE2230841A1 (de) | 1973-01-11 |
| IT958612B (it) | 1973-10-30 |
| NL7208590A (enExample) | 1972-12-28 |
| BE785352A (fr) | 1972-10-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |