JPS6442964U - - Google Patents
Info
- Publication number
- JPS6442964U JPS6442964U JP13833587U JP13833587U JPS6442964U JP S6442964 U JPS6442964 U JP S6442964U JP 13833587 U JP13833587 U JP 13833587U JP 13833587 U JP13833587 U JP 13833587U JP S6442964 U JPS6442964 U JP S6442964U
- Authority
- JP
- Japan
- Prior art keywords
- level crossing
- detection unit
- unit
- receives
- registration request
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13833587U JPS6442964U (sv) | 1987-09-09 | 1987-09-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13833587U JPS6442964U (sv) | 1987-09-09 | 1987-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6442964U true JPS6442964U (sv) | 1989-03-15 |
Family
ID=31400574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13833587U Pending JPS6442964U (sv) | 1987-09-09 | 1987-09-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6442964U (sv) |
-
1987
- 1987-09-09 JP JP13833587U patent/JPS6442964U/ja active Pending