| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 41 | Weed puller | US66424546 | 1946-04-23 | US2465129A | 1949-03-22 | WILSON STEGEMAN |
| 42 | Weed remover | US60638645 | 1945-07-21 | US2422929A | 1947-06-24 | ROLLER JAMES A |
| 43 | Weed remover | US69454646 | 1946-09-03 | US2420944A | 1947-05-20 | GASPRO SAM F; GASPRO DOMINICK G |
| 44 | Weed extractor | US55838444 | 1944-10-12 | US2394568A | 1946-02-12 | STEWART KENNETH D |
| 45 | Weed puller | US34678640 | 1940-07-22 | US2291822A | 1942-08-04 | MCSHERRY THOMAS M |
| 46 | Dandelion and weed puller | US38832741 | 1941-04-12 | US2273812A | 1942-02-24 | BANTA CLARENCE A |
| 47 | Weeding tool | US36960640 | 1940-12-11 | US2250313A | 1941-07-22 | PETZ RAYMOND J; KILPATRICK WILLIAM J |
| 48 | Uprooting implement | US33295940 | 1940-05-02 | US2233908A | 1941-03-04 | BOHLAND CARL P; BUBLITZ CARL E |
| 49 | Weed-pulling appliance | US19162838 | 1938-02-21 | US2155839A | 1939-04-25 | PRIDE JASON N |
| 50 | Apparatus for extracting weeds, roots, or the like from the ground | US72860934 | 1934-06-01 | US2035967A | 1936-03-31 | ALFRED HUMPHREY HERBERT |
| 51 | Weed and plant puller | US1968735 | 1935-05-03 | US2016640A | 1935-10-08 | ROSS LEHOTA PAUL |
| 52 | Agricultural implement | US63040232 | 1932-08-25 | US1945311A | 1934-01-30 | GUSTAFSON ERNEST B |
| 53 | Weed extractor | US45817830 | 1930-05-31 | US1876907A | 1932-09-13 | ANDREW GEIBEL |
| 54 | Weeding and transplanting implement | US54975131 | 1931-07-09 | US1860963A | 1932-05-31 | GREEN SMITH THOMAS |
| 55 | Weed puller | US43826430 | 1930-03-24 | US1855477A | 1932-04-26 | EMERY FRED R |
| 56 | Weeding device | US29370228 | 1928-07-18 | US1795441A | 1931-03-10 | RASMUSSEN EDWARD L |
| 57 | Plant extractor | US20070827 | 1927-06-22 | US1745292A | 1930-01-28 | BUSER FREDERICK W |
| 58 | Weed puller | US5503025 | 1925-09-08 | US1576798A | 1926-03-16 | SPIEGEL PETER P |
| 59 | Lawn weeder | US61780223 | 1923-02-08 | US1549198A | 1925-08-11 | HANEY BURTON E |
| 60 | Cleaner attachment | US73119424 | 1924-08-09 | US1539088A | 1925-05-26 | JACOB JONES |
QQ群二维码
意见反馈
意见反馈