CA491649A - Machines a creuser des fosses - Google Patents
Machines a creuser des fossesInfo
- Publication number
- CA491649A CA491649A CA491649A CA491649DA CA491649A CA 491649 A CA491649 A CA 491649A CA 491649 A CA491649 A CA 491649A CA 491649D A CA491649D A CA 491649DA CA 491649 A CA491649 A CA 491649A
- Authority
- CA
- Canada
- Prior art keywords
- digging machine
- ditch digging
- ditch
- machine
- digging
- 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 |
---|---|---|---|
CA491649T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA491649A true CA491649A (fr) | 1953-03-31 |
Family
ID=35631393
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA491649A Expired CA491649A (fr) | Machines a creuser des fosses |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA491649A (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3039208A (en) * | 1956-05-22 | 1962-06-19 | Nicholas P Oglesby | Trench digging machines |
US4034490A (en) * | 1975-11-03 | 1977-07-12 | Laserplane Corporation | Automatic depth control for endless chain type trencher |
US4277899A (en) * | 1978-12-01 | 1981-07-14 | Friedrich Wilh. Schwing Gmbh | Excavating machine with position indication of its work implement |
US4750280A (en) * | 1985-11-18 | 1988-06-14 | Dalaine Jean C | Trench-digging machine |
-
0
- CA CA491649A patent/CA491649A/fr not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3039208A (en) * | 1956-05-22 | 1962-06-19 | Nicholas P Oglesby | Trench digging machines |
US4034490A (en) * | 1975-11-03 | 1977-07-12 | Laserplane Corporation | Automatic depth control for endless chain type trencher |
US4277899A (en) * | 1978-12-01 | 1981-07-14 | Friedrich Wilh. Schwing Gmbh | Excavating machine with position indication of its work implement |
US4750280A (en) * | 1985-11-18 | 1988-06-14 | Dalaine Jean C | Trench-digging machine |
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