子分类：
| 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 | Wagon-pole | US13234416 | 1916-11-20 | US1356252A | 1920-10-19 | ANDERSON JOHN H |
| 182 | Horse-detacher | US32310119 | 1919-09-11 | US1354186A | 1920-09-28 | THOMAS HARP ROBERT |
| 183 | Swingletree-clip | US26439818 | 1918-11-27 | US1353049A | 1920-09-14 | LAING DAVID F |
| 184 | Harness-hook | US38617320 | 1920-06-03 | US1350778A | 1920-08-24 | TOM BURGESS |
| 185 | Vehicle-shaft support | US32870419 | 1919-10-06 | US1348109A | 1920-07-27 | HARRY HARDEN |
| 186 | Buggy-body | US1343068D | US1343068A | 1920-06-08 | ||
| 187 | Draft-equalizer | US13443916 | 1916-12-01 | US1334202A | 1920-03-16 | WHEELER ZENAS B |
| 188 | Draw-bar balance for vehicles | US25346618 | 1918-09-10 | US1333932A | 1920-03-16 | FRITZ MULLER |
| 189 | Koad-vehicle | US1333290D | US1333290A | 1920-03-09 | ||
| 190 | Clevis | US28480919 | 1919-03-24 | US1330836A | 1920-02-17 | BERRY WILLIAM O |
| 191 | Draft appliance | US31085319 | 1919-07-14 | US1327871A | 1920-01-13 | NATANIEL LUNDSTROM VICTOR |
| 192 | Draft-equalizer | US1321711D | US1321711A | 1919-11-11 | ||
| 193 | Four-horse evener | US1321638D | US1321638A | 1919-11-11 | ||
| 194 | Traii | US1314498D | US1314498A | 1919-09-02 | ||
| 195 | Plahoqraph co | US1308525D | US1308525A | 1919-07-01 | ||
| 196 | Holdback device for vehicle-poles. | US22875918 | 1918-04-15 | US1297209A | 1919-03-11 | MCTAVISH HARRY |
| 197 | Horse-detacher. | US21207218 | 1918-01-16 | US1295153A | 1919-02-25 | GARNER JOSEPH M |
| 198 | Trace-fastening. | US23857418 | 1918-06-06 | US1293282A | 1919-02-04 | WINTERHEIMER EDWARD H |
| 199 | Draft-equalizer. | US8834616 | 1916-04-01 | US1289394A | 1918-12-31 | CHRISTENSEN CHRIS W |
| 200 | Draft-tire. | US23747718 | 1918-05-31 | US1288783A | 1918-12-24 | WILLIAMS GABRIEL C |
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