BE388469A - - Google Patents
Info
- Publication number
- BE388469A BE388469A BE388469DA BE388469A BE 388469 A BE388469 A BE 388469A BE 388469D A BE388469D A BE 388469DA BE 388469 A BE388469 A BE 388469A
- Authority
- BE
- Belgium
- Prior art keywords
- desc
- page number
- clms page
- clms
- page
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L29/00—Safety means for rail/road crossing traffic
- B61L29/08—Operation of gates; Combined operation of gates and signals
- B61L29/18—Operation by approaching rail vehicle or train
- B61L29/22—Operation by approaching rail vehicle or train electrically
- B61L29/222—Operation by approaching rail vehicle or train electrically using conductor circuits with separate contacts or conductors
- B61L29/224—Operation by approaching rail vehicle or train electrically using conductor circuits with separate contacts or conductors using rail contacts
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Developing Agents For Electrophotography (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE388469A true BE388469A (enExample) |
Family
ID=56752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE388469D BE388469A (enExample) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE388469A (enExample) |
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0
- BE BE388469D patent/BE388469A/fr unknown