| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 181 | Post-hole digger. | US11543916 | 1916-08-17 | US1222711A | 1917-04-17 | ARMSTRONG JOHN JOSHUA SR |
| 182 | Device for pulling beets, thistles, and the like. | US8358816 | 1916-03-11 | US1205414A | 1916-11-21 | TITUS RICHARD |
| 183 | Grab-bucket. | US1914812241 | 1914-01-15 | US1136428A | 1915-04-20 | LARSON CHARLES G |
| 184 | Weed-extractor. | US1913767790 | 1913-05-15 | US1092818A | 1914-04-14 | BITTNER DAVID JR |
| 185 | Weed-pulling device. | US1912736771 | 1912-12-14 | US1061175A | 1913-05-06 | GUY JOHN F; BLOM JOHN H |
| 186 | Post-hole digger. | US1911655257 | 1911-10-18 | US1039613A | 1912-09-24 | TITTSWORTH ELMER L |
| 187 | Hand shocking device. | US1910556634 | 1910-04-20 | US983038A | 1911-01-31 | FERRIS HENRY |
| 188 | Stalk-puller. | US1910557380 | 1910-04-25 | US973188A | 1910-10-18 | FRANCISCO DUDLEY M |
| 189 | Post-hole digger. | US1909507577 | 1909-07-14 | US944552A | 1909-12-28 | HEFNER JOHN M |
| 190 | Plant-pulling implement. | US1909483806 | 1909-03-16 | US941644A | 1909-11-30 | MILLER WILLIAM H |
| 191 | Post-hole digger. | US1907392877 | 1907-09-14 | US931061A | 1909-08-17 | HARDY TUCKER |
| 192 | Post-hole digger. | US1907378426 | 1907-06-11 | US884177A | 1908-04-07 | LOWRY JACOB H |
| 193 | Corn-thinner. | US1906338597 | 1906-10-12 | US872260A | 1907-11-26 | SHANK CHARLES SPURGEON |
| 194 | Implement. | US1907350612 | 1907-01-03 | US862685A | 1907-08-06 | WALKER THOMAS MILTON |
| 195 | Post-hole digger. | US1906334415 | 1906-09-13 | US856066A | 1907-06-04 | JENNEY ROBERT THOMAS |
| 196 | Lawn-weeder. | US1905292690 | 1905-12-21 | US833278A | 1906-10-16 | ABTS MATHIAS W |
| 197 | Post-hole digger | US752115D | US752115A | 1904-02-16 | ||
| 198 | Hay or fodder fork. | US1902097536 | 1902-03-10 | US715761A | 1902-12-16 | DAILEY FRANK |
| 199 | Agricultural tool. | US1902088767 | 1902-01-07 | US715099A | 1902-12-02 | LUBIN DAVID |
| 200 | Agricultural utensil. | US1901053749 | 1901-03-30 | US700192A | 1902-05-20 | GRUMMT ERNST MAX |
QQ群二维码
意见反馈
意见反馈