JPS5432962Y2 - - Google Patents
Info
- Publication number
- JPS5432962Y2 JPS5432962Y2 JP1973029234U JP2923473U JPS5432962Y2 JP S5432962 Y2 JPS5432962 Y2 JP S5432962Y2 JP 1973029234 U JP1973029234 U JP 1973029234U JP 2923473 U JP2923473 U JP 2923473U JP S5432962 Y2 JPS5432962 Y2 JP S5432962Y2
- 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
- Earth Drilling (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1973029234U JPS5432962Y2 (fr) | 1973-03-08 | 1973-03-08 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1973029234U JPS5432962Y2 (fr) | 1973-03-08 | 1973-03-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS49127401U JPS49127401U (fr) | 1974-10-31 |
JPS5432962Y2 true JPS5432962Y2 (fr) | 1979-10-12 |
Family
ID=28134607
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1973029234U Expired JPS5432962Y2 (fr) | 1973-03-08 | 1973-03-08 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5432962Y2 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4316515A (en) * | 1979-05-29 | 1982-02-23 | Hughes Tool Company | Shaft drill bit with improved cutter bearing and seal arrangement and cutter insert arrangement |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1856627A (en) * | 1927-05-24 | 1932-05-03 | Hughes Tool Co | Cutter for earth boring drills |
-
1973
- 1973-03-08 JP JP1973029234U patent/JPS5432962Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1856627A (en) * | 1927-05-24 | 1932-05-03 | Hughes Tool Co | Cutter for earth boring drills |
Also Published As
Publication number | Publication date |
---|---|
JPS49127401U (fr) | 1974-10-31 |