JPS4928828A - - Google Patents
Info
- Publication number
- JPS4928828A JPS4928828A JP6981172A JP6981172A JPS4928828A JP S4928828 A JPS4928828 A JP S4928828A JP 6981172 A JP6981172 A JP 6981172A JP 6981172 A JP6981172 A JP 6981172A JP S4928828 A JPS4928828 A JP S4928828A
- 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
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6981172A JPS4928828A (en) | 1972-07-12 | 1972-07-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6981172A JPS4928828A (en) | 1972-07-12 | 1972-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4928828A true JPS4928828A (en) | 1974-03-14 |
Family
ID=13413501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6981172A Pending JPS4928828A (en) | 1972-07-12 | 1972-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4928828A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS589951A (en) * | 1981-07-08 | 1983-01-20 | Tanaka Kikinzoku Kogyo Kk | Manufacture of electrical contact material |
| JPS5845301A (en) * | 1981-09-11 | 1983-03-16 | Tanaka Kikinzoku Kogyo Kk | Production of material for electrical contact point |
| JPS6293321A (en) * | 1985-10-17 | 1987-04-28 | Komatsu Ltd | Manufacture of particle dispersion type alloy material |
| JPS6352070A (en) * | 1986-08-22 | 1988-03-05 | Sumitomo Electric Ind Ltd | Locating system for accident section of power transmission line |
| JPH01209388A (en) * | 1988-02-17 | 1989-08-23 | Mitsui Petrochem Ind Ltd | Detection of insulation state |
| JPH0449642A (en) * | 1990-06-18 | 1992-02-19 | Nippon Tungsten Co Ltd | Substrate material for semiconductor device and its manufacturing method |
| US5889220A (en) * | 1995-01-20 | 1999-03-30 | Toho Kinzoku Co, Ltd | Copper-tungsten alloys and their manufacturing methods |
-
1972
- 1972-07-12 JP JP6981172A patent/JPS4928828A/ja active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS589951A (en) * | 1981-07-08 | 1983-01-20 | Tanaka Kikinzoku Kogyo Kk | Manufacture of electrical contact material |
| JPH0152458B2 (en) * | 1981-07-08 | 1989-11-08 | Tanaka Precious Metal Ind | |
| JPS5845301A (en) * | 1981-09-11 | 1983-03-16 | Tanaka Kikinzoku Kogyo Kk | Production of material for electrical contact point |
| JPS6293321A (en) * | 1985-10-17 | 1987-04-28 | Komatsu Ltd | Manufacture of particle dispersion type alloy material |
| JPS6352070A (en) * | 1986-08-22 | 1988-03-05 | Sumitomo Electric Ind Ltd | Locating system for accident section of power transmission line |
| JPH01209388A (en) * | 1988-02-17 | 1989-08-23 | Mitsui Petrochem Ind Ltd | Detection of insulation state |
| JPH0449642A (en) * | 1990-06-18 | 1992-02-19 | Nippon Tungsten Co Ltd | Substrate material for semiconductor device and its manufacturing method |
| US5889220A (en) * | 1995-01-20 | 1999-03-30 | Toho Kinzoku Co, Ltd | Copper-tungsten alloys and their manufacturing methods |