ZA911493B - Excavation tool - Google Patents
Excavation toolInfo
- Publication number
- ZA911493B ZA911493B ZA911493A ZA911493A ZA911493B ZA 911493 B ZA911493 B ZA 911493B ZA 911493 A ZA911493 A ZA 911493A ZA 911493 A ZA911493 A ZA 911493A ZA 911493 B ZA911493 B ZA 911493B
- Authority
- ZA
- South Africa
- Prior art keywords
- excavation tool
- excavation
- tool
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4823390A JP2730253B2 (en) | 1990-02-28 | 1990-02-28 | Drilling tool |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA911493B true ZA911493B (en) | 1991-12-24 |
Family
ID=12797727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA911493A ZA911493B (en) | 1990-02-28 | 1991-02-28 | Excavation tool |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2730253B2 (en) |
ZA (1) | ZA911493B (en) |
-
1990
- 1990-02-28 JP JP4823390A patent/JP2730253B2/en not_active Expired - Lifetime
-
1991
- 1991-02-28 ZA ZA911493A patent/ZA911493B/en unknown
Also Published As
Publication number | Publication date |
---|---|
JP2730253B2 (en) | 1998-03-25 |
JPH03250189A (en) | 1991-11-07 |
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