JPS6323390U - - Google Patents
Info
- Publication number
- JPS6323390U JPS6323390U JP11440986U JP11440986U JPS6323390U JP S6323390 U JPS6323390 U JP S6323390U JP 11440986 U JP11440986 U JP 11440986U JP 11440986 U JP11440986 U JP 11440986U JP S6323390 U JPS6323390 U JP S6323390U
- Authority
- JP
- Japan
- Prior art keywords
- angle
- drilling
- display
- swing
- angle detector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005553 drilling Methods 0.000 claims description 17
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11440986U JPH0613900Y2 (ja) | 1986-07-25 | 1986-07-25 | さく孔方向表示装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11440986U JPH0613900Y2 (ja) | 1986-07-25 | 1986-07-25 | さく孔方向表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6323390U true JPS6323390U (fr) | 1988-02-16 |
JPH0613900Y2 JPH0613900Y2 (ja) | 1994-04-13 |
Family
ID=30997123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11440986U Expired - Lifetime JPH0613900Y2 (ja) | 1986-07-25 | 1986-07-25 | さく孔方向表示装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0613900Y2 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0542395U (ja) * | 1991-11-12 | 1993-06-08 | 古河機械金属株式会社 | さく孔方向表示装置 |
-
1986
- 1986-07-25 JP JP11440986U patent/JPH0613900Y2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0542395U (ja) * | 1991-11-12 | 1993-06-08 | 古河機械金属株式会社 | さく孔方向表示装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0613900Y2 (ja) | 1994-04-13 |
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