CA387790A - Shaft drill safety device - Google Patents
Shaft drill safety deviceInfo
- Publication number
- CA387790A CA387790A CA387790A CA387790DA CA387790A CA 387790 A CA387790 A CA 387790A CA 387790 A CA387790 A CA 387790A CA 387790D A CA387790D A CA 387790DA CA 387790 A CA387790 A CA 387790A
- Authority
- CA
- Canada
- Prior art keywords
- safety device
- shaft drill
- drill safety
- shaft
- safety
- Prior art date
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA387790T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA387790A true CA387790A (en) | 1940-04-02 |
Family
ID=35392987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA387790A Expired CA387790A (en) | Shaft drill safety device |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA387790A (en) |
-
0
- CA CA387790A patent/CA387790A/en not_active Expired
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