CA139663A - Coal mining machine - Google Patents
Coal mining machineInfo
- Publication number
- CA139663A CA139663A CA000139663A CA139663DA CA139663A CA 139663 A CA139663 A CA 139663A CA 000139663 A CA000139663 A CA 000139663A CA 139663D A CA139663D A CA 139663DA CA 139663 A CA139663 A CA 139663A
- Authority
- CA
- Canada
- Prior art keywords
- coal mining
- mining machine
- coal
- machine
- mining
- 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 |
---|---|---|---|
CA139663T | 1911-11-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA139663A true CA139663A (en) | 1912-04-09 |
Family
ID=45259379
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000139663A Expired CA139663A (en) | 1911-11-18 | 1911-11-18 | Coal mining machine |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA139663A (en) |
-
1911
- 1911-11-18 CA CA000139663A patent/CA139663A/en not_active Expired
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