DD284135A7 - Untertagedruckluftbohrhammer - Google Patents
UntertagedruckluftbohrhammerInfo
- Publication number
- DD284135A7 DD284135A7 DD30569687A DD30569687A DD284135A7 DD 284135 A7 DD284135 A7 DD 284135A7 DD 30569687 A DD30569687 A DD 30569687A DD 30569687 A DD30569687 A DD 30569687A DD 284135 A7 DD284135 A7 DD 284135A7
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- air hammer
- underground air
- underground
- hammer
- air
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD30569687A DD284135A7 (de) | 1987-08-04 | 1987-08-04 | Untertagedruckluftbohrhammer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD30569687A DD284135A7 (de) | 1987-08-04 | 1987-08-04 | Untertagedruckluftbohrhammer |
Publications (1)
Publication Number | Publication Date |
---|---|
DD284135A7 true DD284135A7 (de) | 1990-11-07 |
Family
ID=5591302
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DD30569687A DD284135A7 (de) | 1987-08-04 | 1987-08-04 | Untertagedruckluftbohrhammer |
Country Status (1)
Country | Link |
---|---|
DD (1) | DD284135A7 (de) |
-
1987
- 1987-08-04 DD DD30569687A patent/DD284135A7/de not_active IP Right Cessation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ENJ | Ceased due to non-payment of renewal fee |