CA213912A - Intersection switch - Google Patents
Intersection switchInfo
- Publication number
- CA213912A CA213912A CA213912A CA213912DA CA213912A CA 213912 A CA213912 A CA 213912A CA 213912 A CA213912 A CA 213912A CA 213912D A CA213912D A CA 213912DA CA 213912 A CA213912 A CA 213912A
- Authority
- CA
- Canada
- Prior art keywords
- intersection switch
- intersection
- switch
- 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
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA213912T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA213912A true CA213912A (en) | 1921-10-25 |
Family
ID=35108356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA213912A Expired CA213912A (en) | Intersection switch |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA213912A (en) |
-
0
- CA CA213912A patent/CA213912A/en not_active Expired
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