NL257820A - - Google Patents
Info
- Publication number
- NL257820A NL257820A NL257820DA NL257820A NL 257820 A NL257820 A NL 257820A NL 257820D A NL257820D A NL 257820DA NL 257820 A NL257820 A NL 257820A
- Authority
- NL
- Netherlands
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B3/00—Ploughs with fixed plough-shares
- A01B3/36—Ploughs mounted on tractors
- A01B3/40—Alternating ploughs
- A01B3/42—Turn-wrest ploughs
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B3/00—Ploughs with fixed plough-shares
- A01B3/36—Ploughs mounted on tractors
- A01B3/40—Alternating ploughs
- A01B3/42—Turn-wrest ploughs
- A01B3/421—Turn-wrest ploughs with a headstock frame made in one piece
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG28396A DE1111442B (de) | 1959-10-20 | 1959-11-18 | Wendewerk fuer Drehpfluege |
| DEG28734A DE1195993B (de) | 1959-11-18 | 1959-12-31 | Drehwerk fuer einen Drehpflug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL257820A true NL257820A (xx) |
Family
ID=25978214
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL257820D NL257820A (xx) | 1959-11-18 | ||
| NL6807468A NL6807468A (xx) | 1959-11-18 | 1968-05-27 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6807468A NL6807468A (xx) | 1959-11-18 | 1968-05-27 |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT248770B (xx) |
| BE (1) | BE597100A (xx) |
| CH (1) | CH399037A (xx) |
| DE (1) | DE1195993B (xx) |
| FR (1) | FR1275128A (xx) |
| GB (1) | GB953437A (xx) |
| NL (2) | NL6807468A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4691785A (en) * | 1985-03-18 | 1987-09-08 | Post Brothers Construction Co. | Reversible plow and carriage |
| US5094299A (en) * | 1990-03-02 | 1992-03-10 | Jon Freier | Tool, tool assembly, and methods |
-
0
- NL NL257820D patent/NL257820A/xx unknown
-
1959
- 1959-12-31 DE DEG28734A patent/DE1195993B/de active Pending
-
1960
- 1960-10-14 AT AT774960A patent/AT248770B/de active
- 1960-10-14 CH CH1153460A patent/CH399037A/de unknown
- 1960-11-04 FR FR843038A patent/FR1275128A/fr not_active Expired
- 1960-11-16 BE BE597100A patent/BE597100A/fr unknown
- 1960-11-18 GB GB39789/60A patent/GB953437A/en not_active Expired
-
1968
- 1968-05-27 NL NL6807468A patent/NL6807468A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB953437A (en) | 1964-03-25 |
| NL6807468A (xx) | 1968-08-26 |
| CH399037A (de) | 1966-03-31 |
| DE1195993B (de) | 1965-07-01 |
| FR1275128A (fr) | 1961-11-03 |
| BE597100A (fr) | 1961-03-15 |
| AT248770B (de) | 1966-08-10 |