JPS5223482B2 - - Google Patents
Info
- Publication number
- JPS5223482B2 JPS5223482B2 JP14322573A JP14322573A JPS5223482B2 JP S5223482 B2 JPS5223482 B2 JP S5223482B2 JP 14322573 A JP14322573 A JP 14322573A JP 14322573 A JP14322573 A JP 14322573A JP S5223482 B2 JPS5223482 B2 JP S5223482B2
- 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 (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14322573A JPS5223482B2 (it) | 1973-12-20 | 1973-12-20 | |
US05/512,067 US3945445A (en) | 1973-10-15 | 1974-10-04 | Boring apparatus provided with drill bits freely rotatable around their own axis |
FR7434460A FR2247607A1 (it) | 1973-10-15 | 1974-10-14 | |
IT53518/74A IT1021790B (it) | 1973-10-15 | 1974-10-14 | Apparecchiatura per trivellazione |
DE19742449108 DE2449108A1 (de) | 1973-10-15 | 1974-10-15 | Bohrmaschine mit frei um ihre achse drehbaren bohrmeisseln |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14322573A JPS5223482B2 (it) | 1973-12-20 | 1973-12-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5091903A JPS5091903A (it) | 1975-07-23 |
JPS5223482B2 true JPS5223482B2 (it) | 1977-06-24 |
Family
ID=15333792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14322573A Expired JPS5223482B2 (it) | 1973-10-15 | 1973-12-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5223482B2 (it) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0253111B2 (it) * | 1981-02-27 | 1990-11-15 | Tokyo Shibaura Electric Co |
-
1973
- 1973-12-20 JP JP14322573A patent/JPS5223482B2/ja not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0253111B2 (it) * | 1981-02-27 | 1990-11-15 | Tokyo Shibaura Electric Co |
Also Published As
Publication number | Publication date |
---|---|
JPS5091903A (it) | 1975-07-23 |