AT52344B - Deep drilling device. - Google Patents
Deep drilling device.Info
- Publication number
- AT52344B AT52344B AT52344DA AT52344B AT 52344 B AT52344 B AT 52344B AT 52344D A AT52344D A AT 52344DA AT 52344 B AT52344 B AT 52344B
- Authority
- AT
- Austria
- Prior art keywords
- drilling device
- deep drilling
- deep
- drilling
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT52344D AT52344B (en) | 1909-01-02 | 1911-01-30 | Deep drilling device. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT42525T | 1909-01-02 | ||
AT52344D AT52344B (en) | 1909-01-02 | 1911-01-30 | Deep drilling device. |
Publications (1)
Publication Number | Publication Date |
---|---|
AT52344B true AT52344B (en) | 1912-02-26 |
Family
ID=25600984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT52344D AT52344B (en) | 1909-01-02 | 1911-01-30 | Deep drilling device. |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT52344B (en) |
-
1911
- 1911-01-30 AT AT52344D patent/AT52344B/en active
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