| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 81 | Scraper-type cultivator tool | US2046448 | 1948-04-12 | US2639654A | 1953-05-26 | BAUNSGARD THEODORE A; BAUNSGARD EARL N |
| 82 | Rotary cultivator | US6138348 | 1948-11-22 | US2587106A | 1952-02-26 | HARRISON BROWN |
| 83 | Adjustable hand cultivating tool | US70543746 | 1946-10-24 | US2536180A | 1951-01-02 | ROY HINES ALBERT |
| 84 | Hoe | US48806643 | 1943-05-22 | US2397786A | 1946-04-02 | HARRY GASCOIGNE GEORGE; ROGERS KNOX JOSEPH |
| 85 | Combination weed cutter and hoe | US40959641 | 1941-09-05 | US2337141A | 1943-12-21 | WINTHROP WITHINGTON |
| 86 | Garden tool | US36062540 | 1940-10-10 | US2251048A | 1941-07-29 | GARLAND JOSEPH F |
| 87 | Weed cutting implement | US33662940 | 1940-05-22 | US2248421A | 1941-07-08 | BOUTON WILLIAM E |
| 88 | Hoe | US13078837 | 1937-03-13 | US2201436A | 1940-05-21 | JONES JR CHARLES ROBERT |
| 89 | Garden tool | US17201637 | 1937-10-30 | US2142298A | 1939-01-03 | BARNETT THOMAS R |
| 90 | Rotary cultivator | US10578536 | 1936-10-15 | US2128077A | 1938-08-23 | CUSTER CLEMM T |
| 91 | Weed cutter | US12786637 | 1937-02-26 | US2106047A | 1938-01-18 | BIRGE FRANCIS J |
| 92 | Cultivator | US2411335 | 1935-05-29 | US2040751A | 1936-05-12 | ANTHONY MARSEILLES |
| 93 | Detachable blade for agricultural implements | US75202734 | 1934-11-08 | US2037480A | 1936-04-14 | STEPHAN NEDBAL |
| 94 | Cultivating tool | US65937533 | 1933-03-02 | US1972727A | 1934-09-04 | ZIMMERMANN ALEXANDER W |
| 95 | Soil cultivator | US49619430 | 1930-11-17 | US1886178A | 1932-11-01 | GODDARD CHARLES A |
| 96 | Combination weed grubber and hoe | US57529231 | 1931-11-16 | US1869573A | 1932-08-02 | WILLIAM MCMEANS |
| 97 | Hoe | US35635729 | 1929-04-19 | US1845222A | 1932-02-16 | BIRN LUDWIG J |
| 98 | Garden tool | US32694928 | 1928-12-19 | US1836341A | 1931-12-15 | ROWE ALVIN V |
| 99 | Cultivator | US44125030 | 1930-04-03 | US1831221A | 1931-11-10 | ZEILINGER JOHN F |
| 100 | Earthworking implement | US46402330 | 1930-06-26 | US1814469A | 1931-07-14 | ELY FINNEY CLARENCE |
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