PL221977A1 - - Google Patents
Info
- Publication number
- PL221977A1 PL221977A1 PL22197780A PL22197780A PL221977A1 PL 221977 A1 PL221977 A1 PL 221977A1 PL 22197780 A PL22197780 A PL 22197780A PL 22197780 A PL22197780 A PL 22197780A PL 221977 A1 PL221977 A1 PL 221977A1
- Authority
- PL
- Poland
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL22197780A PL128488B1 (en) | 1980-02-13 | 1980-02-13 | Method of and apparatus for predicting locations being endangered with crumps and roof collapses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL22197780A PL128488B1 (en) | 1980-02-13 | 1980-02-13 | Method of and apparatus for predicting locations being endangered with crumps and roof collapses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL221977A1 true PL221977A1 (pl) | 1981-08-21 |
| PL128488B1 PL128488B1 (en) | 1984-01-31 |
Family
ID=20001317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL22197780A PL128488B1 (en) | 1980-02-13 | 1980-02-13 | Method of and apparatus for predicting locations being endangered with crumps and roof collapses |
Country Status (1)
| Country | Link |
|---|---|
| PL (1) | PL128488B1 (pl) |
-
1980
- 1980-02-13 PL PL22197780A patent/PL128488B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL128488B1 (en) | 1984-01-31 |