CA370458A - Actionneur de porte de mine - Google Patents
Actionneur de porte de mineInfo
- Publication number
- CA370458A CA370458A CA370458A CA370458DA CA370458A CA 370458 A CA370458 A CA 370458A CA 370458 A CA370458 A CA 370458A CA 370458D A CA370458D A CA 370458DA CA 370458 A CA370458 A CA 370458A
- Authority
- CA
- Canada
- Prior art keywords
- door operator
- mine door
- mine
- operator
- door
- 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 |
|---|---|---|---|
| CA370458T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA370458A true CA370458A (fr) | 1937-12-07 |
Family
ID=35371524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA370458A Expired CA370458A (fr) | Actionneur de porte de mine |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA370458A (fr) |
-
0
- CA CA370458A patent/CA370458A/fr not_active Expired
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