CA212809A - Mecanisme contre friction de cric - Google Patents
Mecanisme contre friction de cricInfo
- Publication number
- CA212809A CA212809A CA212809A CA212809DA CA212809A CA 212809 A CA212809 A CA 212809A CA 212809 A CA212809 A CA 212809A CA 212809D A CA212809D A CA 212809DA CA 212809 A CA212809 A CA 212809A
- Authority
- CA
- Canada
- Prior art keywords
- friction mechanism
- lifting jacks
- jacks
- lifting
- friction
- 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 |
|---|---|---|---|
| CA212809T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA212809A true CA212809A (fr) | 1921-08-09 |
Family
ID=35107253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA212809A Expired CA212809A (fr) | Mecanisme contre friction de cric |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA212809A (fr) |
-
0
- CA CA212809A patent/CA212809A/fr not_active Expired
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