US77188A - Improvement in ploughs - Google Patents
Improvement in ploughs Download PDFInfo
- Publication number
- US77188A US77188A US77188DA US77188A US 77188 A US77188 A US 77188A US 77188D A US77188D A US 77188DA US 77188 A US77188 A US 77188A
- Authority
- US
- United States
- Prior art keywords
- ploughs
- improvement
- 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 - Lifetime
Links
Images
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
- A01B15/00—Elements, tools, or details of ploughs
- A01B15/02—Plough blades; Fixing the blades
- A01B15/04—Shares
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Steroid Compounds (AREA)
Description
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US77188A true US77188A (en) | 1868-04-28 |
Family
ID=2146690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US77188D Expired - Lifetime US77188A (en) | Improvement in ploughs |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US77188A (en) |
-
0
- US US77188D patent/US77188A/en not_active Expired - Lifetime
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