JPS4810930Y1 - - Google Patents
Info
- Publication number
- JPS4810930Y1 JPS4810930Y1 JP1439669U JP1439669U JPS4810930Y1 JP S4810930 Y1 JPS4810930 Y1 JP S4810930Y1 JP 1439669 U JP1439669 U JP 1439669U JP 1439669 U JP1439669 U JP 1439669U JP S4810930 Y1 JPS4810930 Y1 JP S4810930Y1
- Authority
- JP
- Japan
- 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
Links
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1439669U JPS4810930Y1 (en) | 1969-02-20 | 1969-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1439669U JPS4810930Y1 (en) | 1969-02-20 | 1969-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4810930Y1 true JPS4810930Y1 (en) | 1973-03-23 |
Family
ID=33196304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1439669U Expired JPS4810930Y1 (en) | 1969-02-20 | 1969-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4810930Y1 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2672393A (en) * | 1949-10-14 | 1954-03-16 | Cooper Benjamin | Treadle controlled toll checking system |
-
1969
- 1969-02-20 JP JP1439669U patent/JPS4810930Y1/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2672393A (en) * | 1949-10-14 | 1954-03-16 | Cooper Benjamin | Treadle controlled toll checking system |