JPS5720772U - - Google Patents
Info
- Publication number
- JPS5720772U JPS5720772U JP9869280U JP9869280U JPS5720772U JP S5720772 U JPS5720772 U JP S5720772U JP 9869280 U JP9869280 U JP 9869280U JP 9869280 U JP9869280 U JP 9869280U JP S5720772 U JPS5720772 U JP S5720772U
- Authority
- JP
- Japan
- 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
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- Electron Tubes For Measurement (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9869280U JPS5720772U (fr) | 1980-07-11 | 1980-07-11 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9869280U JPS5720772U (fr) | 1980-07-11 | 1980-07-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5720772U true JPS5720772U (fr) | 1982-02-03 |
Family
ID=29460398
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9869280U Pending JPS5720772U (fr) | 1980-07-11 | 1980-07-11 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5720772U (fr) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5234535A (en) * | 1975-09-02 | 1977-03-16 | Gewerk Eisenhuette Westfalia | Shield excavator that excavate ground ditch by means of opened sheet pile shroud and is used for laying pipe row in this ground ditch |
JPS5289215A (en) * | 1976-01-21 | 1977-07-26 | Ishikawajima Kenzai Kogyo Kk | Tunnel construction method and selfftravelling system earth and sand breaking stopping machine used for this method |
JPS53146449A (en) * | 1977-05-26 | 1978-12-20 | Mitsubishi Heavy Ind Ltd | Shield tunnel excavator |
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1980
- 1980-07-11 JP JP9869280U patent/JPS5720772U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5234535A (en) * | 1975-09-02 | 1977-03-16 | Gewerk Eisenhuette Westfalia | Shield excavator that excavate ground ditch by means of opened sheet pile shroud and is used for laying pipe row in this ground ditch |
JPS5289215A (en) * | 1976-01-21 | 1977-07-26 | Ishikawajima Kenzai Kogyo Kk | Tunnel construction method and selfftravelling system earth and sand breaking stopping machine used for this method |
JPS53146449A (en) * | 1977-05-26 | 1978-12-20 | Mitsubishi Heavy Ind Ltd | Shield tunnel excavator |