AT2521B - - Google Patents
Info
- Publication number
- AT2521B AT2521B AT2521DA AT2521B AT 2521 B AT2521 B AT 2521B AT 2521D A AT2521D A AT 2521DA AT 2521 B AT2521 B AT 2521B
- Authority
- AT
- Austria
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT2521T | 1899-06-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT2521B true AT2521B (en) | 1900-10-25 |
Family
ID=3485580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT2521D AT2521B (en) | 1899-06-08 | 1899-06-08 |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT2521B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4299296A (en) * | 1979-07-06 | 1981-11-10 | Smith International, Inc. | In-hole motor drill with bit clutch |
-
1899
- 1899-06-08 AT AT2521D patent/AT2521B/de active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4299296A (en) * | 1979-07-06 | 1981-11-10 | Smith International, Inc. | In-hole motor drill with bit clutch |