JPH03128793U - - Google Patents
Info
- Publication number
- JPH03128793U JPH03128793U JP3820490U JP3820490U JPH03128793U JP H03128793 U JPH03128793 U JP H03128793U JP 3820490 U JP3820490 U JP 3820490U JP 3820490 U JP3820490 U JP 3820490U JP H03128793 U JPH03128793 U JP H03128793U
- Authority
- JP
- Japan
- Prior art keywords
- attached
- cutting pick
- excavator
- cutter
- wear
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Percussive Tools And Related Accessories (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3820490U JPH03128793U (un) | 1990-04-10 | 1990-04-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3820490U JPH03128793U (un) | 1990-04-10 | 1990-04-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH03128793U true JPH03128793U (un) | 1991-12-25 |
Family
ID=31546000
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3820490U Pending JPH03128793U (un) | 1990-04-10 | 1990-04-10 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH03128793U (un) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4734735B2 (ja) * | 2001-03-02 | 2011-07-27 | 株式会社タンガロイ | 両方向掘削ビット |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5914897B2 (ja) * | 1975-02-08 | 1984-04-06 | ソニー株式会社 | 半導体装置 |
-
1990
- 1990-04-10 JP JP3820490U patent/JPH03128793U/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5914897B2 (ja) * | 1975-02-08 | 1984-04-06 | ソニー株式会社 | 半導体装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4734735B2 (ja) * | 2001-03-02 | 2011-07-27 | 株式会社タンガロイ | 両方向掘削ビット |