BR8102042A - Broca de perfuracao - Google Patents
Broca de perfuracaoInfo
- Publication number
- BR8102042A BR8102042A BR8102042A BR8102042A BR8102042A BR 8102042 A BR8102042 A BR 8102042A BR 8102042 A BR8102042 A BR 8102042A BR 8102042 A BR8102042 A BR 8102042A BR 8102042 A BR8102042 A BR 8102042A
- Authority
- BR
- Brazil
- Prior art keywords
- drilling drill
- drill
- drilling
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR8102042A BR8102042A (pt) | 1981-04-03 | 1981-04-03 | Broca de perfuracao |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR8102042A BR8102042A (pt) | 1981-04-03 | 1981-04-03 | Broca de perfuracao |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8102042A true BR8102042A (pt) | 1982-11-09 |
Family
ID=4027217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8102042A BR8102042A (pt) | 1981-04-03 | 1981-04-03 | Broca de perfuracao |
Country Status (1)
Country | Link |
---|---|
BR (1) | BR8102042A (pt) |
-
1981
- 1981-04-03 BR BR8102042A patent/BR8102042A/pt not_active IP Right Cessation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK | Patent expired |
Effective date: 19960403 |