PL286556A1 - Lemniscate protective mine lining - Google Patents
Lemniscate protective mine liningInfo
- Publication number
- PL286556A1 PL286556A1 PL28655690A PL28655690A PL286556A1 PL 286556 A1 PL286556 A1 PL 286556A1 PL 28655690 A PL28655690 A PL 28655690A PL 28655690 A PL28655690 A PL 28655690A PL 286556 A1 PL286556 A1 PL 286556A1
- Authority
- PL
- Poland
- Prior art keywords
- lemniscate
- mine lining
- protective
- protective mine
- lining
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL28655690A PL162919B1 (en) | 1990-08-20 | 1990-08-20 | Lemniscate protective mine lining |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL28655690A PL162919B1 (en) | 1990-08-20 | 1990-08-20 | Lemniscate protective mine lining |
Publications (2)
Publication Number | Publication Date |
---|---|
PL286556A1 true PL286556A1 (en) | 1992-02-24 |
PL162919B1 PL162919B1 (en) | 1994-01-31 |
Family
ID=20052092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PL28655690A PL162919B1 (en) | 1990-08-20 | 1990-08-20 | Lemniscate protective mine lining |
Country Status (1)
Country | Link |
---|---|
PL (1) | PL162919B1 (en) |
-
1990
- 1990-08-20 PL PL28655690A patent/PL162919B1/en unknown
Also Published As
Publication number | Publication date |
---|---|
PL162919B1 (en) | 1994-01-31 |
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