BG49471A1 - System for electric examination - Google Patents
System for electric examinationInfo
- Publication number
- BG49471A1 BG49471A1 BG8248487A BG8248487A BG49471A1 BG 49471 A1 BG49471 A1 BG 49471A1 BG 8248487 A BG8248487 A BG 8248487A BG 8248487 A BG8248487 A BG 8248487A BG 49471 A1 BG49471 A1 BG 49471A1
- Authority
- BG
- Bulgaria
- Prior art keywords
- electric examination
- examination
- electric
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU863938429A SU1329412A1 (en) | 1986-05-08 | 1986-05-08 | Electric survey set |
Publications (1)
Publication Number | Publication Date |
---|---|
BG49471A1 true BG49471A1 (en) | 1991-11-15 |
Family
ID=21192267
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BG8248487A BG49471A1 (en) | 1986-05-08 | 1987-12-31 | System for electric examination |
Country Status (2)
Country | Link |
---|---|
BG (1) | BG49471A1 (en) |
SU (1) | SU1329412A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102520451B (en) * | 2011-12-30 | 2013-07-03 | 上海艾都能源科技有限公司 | High-precision double-way ground voice frequency electromagnetic physical geography prospecting instrument |
CN103149593A (en) * | 2013-01-29 | 2013-06-12 | 上海艾都能源科技有限公司 | Method and device for solving field source stability of natural electric field geophysical prospecting instrument |
-
1986
- 1986-05-08 SU SU863938429A patent/SU1329412A1/en active
-
1987
- 1987-12-31 BG BG8248487A patent/BG49471A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
SU1329412A1 (en) | 1991-07-30 |
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