CA640318A - Ditchers - Google Patents
DitchersInfo
- Publication number
- CA640318A CA640318A CA640318A CA640318DA CA640318A CA 640318 A CA640318 A CA 640318A CA 640318 A CA640318 A CA 640318A CA 640318D A CA640318D A CA 640318DA CA 640318 A CA640318 A CA 640318A
- Authority
- CA
- Canada
- Prior art keywords
- ditchers
- 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 |
---|---|---|---|
CA640318T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA640318A true CA640318A (en) | 1962-04-24 |
Family
ID=35918833
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA640318A Expired CA640318A (en) | Ditchers |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA640318A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6226903B1 (en) * | 1999-05-20 | 2001-05-08 | Edwin A. Erickson | Rotating disk type ditcher system |
US10544563B1 (en) | 2019-04-17 | 2020-01-28 | Edwin A. Erickson | Spring loaded feeding device |
US10550544B1 (en) | 2019-04-17 | 2020-02-04 | Edwin A. Erickson | Spring loaded feeding device |
-
0
- CA CA640318A patent/CA640318A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6226903B1 (en) * | 1999-05-20 | 2001-05-08 | Edwin A. Erickson | Rotating disk type ditcher system |
US10544563B1 (en) | 2019-04-17 | 2020-01-28 | Edwin A. Erickson | Spring loaded feeding device |
US10550544B1 (en) | 2019-04-17 | 2020-02-04 | Edwin A. Erickson | Spring loaded feeding device |
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