PL243616A1 - Shield type roof supports particulary adapted for benching with roof ripping - Google Patents
Shield type roof supports particulary adapted for benching with roof rippingInfo
- Publication number
- PL243616A1 PL243616A1 PL24361683A PL24361683A PL243616A1 PL 243616 A1 PL243616 A1 PL 243616A1 PL 24361683 A PL24361683 A PL 24361683A PL 24361683 A PL24361683 A PL 24361683A PL 243616 A1 PL243616 A1 PL 243616A1
- Authority
- PL
- Poland
- Prior art keywords
- roof
- benching
- ripping
- shield type
- supports
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL24361683A PL139931B1 (en) | 1983-09-02 | 1983-09-02 | Shield type roof supports particulary adapted for benching with roof ripping |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL24361683A PL139931B1 (en) | 1983-09-02 | 1983-09-02 | Shield type roof supports particulary adapted for benching with roof ripping |
Publications (2)
Publication Number | Publication Date |
---|---|
PL243616A1 true PL243616A1 (en) | 1985-03-12 |
PL139931B1 PL139931B1 (en) | 1987-03-31 |
Family
ID=20018380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL24361683A PL139931B1 (en) | 1983-09-02 | 1983-09-02 | Shield type roof supports particulary adapted for benching with roof ripping |
Country Status (1)
Country | Link |
---|---|
PL (1) | PL139931B1 (en) |
-
1983
- 1983-09-02 PL PL24361683A patent/PL139931B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
PL139931B1 (en) | 1987-03-31 |
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