PL244566A1 - Mechanized roof support advancement system - Google Patents
Mechanized roof support advancement systemInfo
- Publication number
- PL244566A1 PL244566A1 PL24456683A PL24456683A PL244566A1 PL 244566 A1 PL244566 A1 PL 244566A1 PL 24456683 A PL24456683 A PL 24456683A PL 24456683 A PL24456683 A PL 24456683A PL 244566 A1 PL244566 A1 PL 244566A1
- Authority
- PL
- Poland
- Prior art keywords
- roof support
- advancement system
- mechanized roof
- support advancement
- mechanized
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL24456683A PL141896B1 (en) | 1983-11-14 | 1983-11-14 | Mechanized roof support advancement system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL24456683A PL141896B1 (en) | 1983-11-14 | 1983-11-14 | Mechanized roof support advancement system |
Publications (2)
Publication Number | Publication Date |
---|---|
PL244566A1 true PL244566A1 (en) | 1985-05-21 |
PL141896B1 PL141896B1 (en) | 1987-09-30 |
Family
ID=20019165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL24456683A PL141896B1 (en) | 1983-11-14 | 1983-11-14 | Mechanized roof support advancement system |
Country Status (1)
Country | Link |
---|---|
PL (1) | PL141896B1 (en) |
-
1983
- 1983-11-14 PL PL24456683A patent/PL141896B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
PL141896B1 (en) | 1987-09-30 |
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