ATE47547T1 - DRILL HEAD. - Google Patents
DRILL HEAD.Info
- Publication number
- ATE47547T1 ATE47547T1 AT84440077T AT84440077T ATE47547T1 AT E47547 T1 ATE47547 T1 AT E47547T1 AT 84440077 T AT84440077 T AT 84440077T AT 84440077 T AT84440077 T AT 84440077T AT E47547 T1 ATE47547 T1 AT E47547T1
- Authority
- AT
- Austria
- Prior art keywords
- drill head
- drill
- head
- Prior art date
Links
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8406903A FR2563132B1 (en) | 1984-04-24 | 1984-04-24 | BORE HEAD |
FR8414315A FR2570008B2 (en) | 1984-04-24 | 1984-09-13 | BORE HEAD |
EP84440077A EP0163796B1 (en) | 1984-04-24 | 1984-12-28 | Boring head |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE47547T1 true ATE47547T1 (en) | 1989-11-15 |
Family
ID=27227426
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT84440077T ATE47547T1 (en) | 1984-04-24 | 1984-12-28 | DRILL HEAD. |
Country Status (1)
Country | Link |
---|---|
AT (1) | ATE47547T1 (en) |
-
1984
- 1984-12-28 AT AT84440077T patent/ATE47547T1/en not_active IP Right Cessation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
EEIH | Change in the person of patent owner | ||
EELA | Cancelled due to lapse of time |