| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 161 | Stone-puller. | US1913770808 | 1913-05-31 | US1079939A | 1913-12-02 | GUSTIN JOHN |
| 162 | Stump-puller. | US1912734134 | 1912-11-29 | US1075883A | 1913-10-14 | WARREN ALBERT J |
| 163 | Post-puller. | US1909512306 | 1909-08-11 | US1017425A | 1912-02-13 | LAMKIN PERRY T |
| 164 | Weeding implement. | US1911608219 | 1911-02-13 | US1007656A | 1911-10-31 | FOX WILLIAM P |
| 165 | Bush-puller. | US1910541370 | 1910-02-01 | US959377A | 1910-05-24 | O'DONNELL JOHN G |
| 166 | Cultivator. | US1909492978 | 1909-04-29 | US941589A | 1909-11-30 | ROPER GEORGE M |
| 167 | Grubbing implement. | US1909486267 | 1909-03-27 | US935020A | 1909-09-28 | HARVEY LUTHER P |
| 168 | Pitchfork. | US1907391300 | 1907-09-04 | US883545A | 1908-03-31 | KNOX ARTHUR HOLMES |
| 169 | Stump and root puller. | US1907369281 | 1907-04-20 | US881657A | 1908-03-10 | BITTNER CHARLES |
| 170 | Corn-thinner. | US1906342675 | 1906-11-09 | US849654A | 1907-04-09 | BENNETT JAMES P |
| 171 | Tool for digging holes. | US1905293128 | 1905-12-23 | US814850A | 1906-03-13 | KEMMERER IRA D |
| 172 | Combined cutting and raking implement. | US1905271424 | 1905-07-27 | US799669A | 1905-09-19 | REGNIER EUGENE S |
| 173 | Tool for exterminating weeds. | US1905263250 | 1905-06-01 | US799359A | 1905-09-12 | SHAFFER JOHN W |
| 174 | Combined intrenching implement and tent-pin puller. | US1904225155 | 1904-09-19 | US785801A | 1905-03-28 | DAVIS SAMUEL D; CULVER JACOB H |
| 175 | Post-lifter. | US1904195372 | 1904-02-26 | US762846A | 1904-06-14 | ROTVOLD HENNING O |
| 176 | Stump-extractor and grubber. | US1902114923 | 1902-07-09 | US733151A | 1903-07-07 | CHILTON WILLIAM S |
| 177 | Tree-cultivator. | US1902128027 | 1902-10-20 | US720113A | 1903-02-10 | COLLINS JULIUS M |
| 178 | Grubbing-machine. | US1902091539 | 1902-01-28 | US711693A | 1902-10-21 | BLOODGOOD JAMES |
| 179 | Grapple. | US1901072673 | 1901-08-20 | US692113A | 1902-01-28 | CALLAHAN MATTHEW H |
| 180 | Weeder. | US1901064401 | 1901-06-13 | US681585A | 1901-08-27 | SNOW COLUMBUS W |
QQ群二维码
意见反馈
意见反馈