JPS5135767B2 - - Google Patents
Info
- Publication number
- JPS5135767B2 JPS5135767B2 JP47044274A JP4427472A JPS5135767B2 JP S5135767 B2 JPS5135767 B2 JP S5135767B2 JP 47044274 A JP47044274 A JP 47044274A JP 4427472 A JP4427472 A JP 4427472A JP S5135767 B2 JPS5135767 B2 JP S5135767B2
- 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.)
- Expired
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47044274A JPS5135767B2 (https=) | 1972-05-04 | 1972-05-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47044274A JPS5135767B2 (https=) | 1972-05-04 | 1972-05-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS494311A JPS494311A (https=) | 1974-01-16 |
| JPS5135767B2 true JPS5135767B2 (https=) | 1976-10-05 |
Family
ID=12686916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47044274A Expired JPS5135767B2 (https=) | 1972-05-04 | 1972-05-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5135767B2 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01167345U (https=) * | 1988-05-10 | 1989-11-24 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4929385A (en) * | 1989-06-07 | 1990-05-29 | Gte Products Corporation | Freon free process for preparing a niobium activated yttrium tantalate X-ray phosphor |
-
1972
- 1972-05-04 JP JP47044274A patent/JPS5135767B2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01167345U (https=) * | 1988-05-10 | 1989-11-24 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS494311A (https=) | 1974-01-16 |