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 |
|---|---|---|---|---|---|---|
| 201 | Vania | US378163D | US378163A | 1888-02-21 | ||
| 202 | Car-coupling | US367948D | US367948A | 1887-08-09 | ||
| 203 | Car-coupling | US361104D | US361104A | 1887-04-12 | ||
| 204 | Car-coupling | US359481D | US359481A | 1887-03-15 | ||
| 205 | Jeremiah mullen | US357496D | US357496A | 1887-02-08 | ||
| 206 | Car-coupling | US357477D | US357477A | 1887-02-08 | ||
| 207 | Maek m | US352264D | US352264A | 1886-11-09 | ||
| 208 | frank | US351970D | US351970A | 1886-11-02 | ||
| 209 | locke | US351385D | US351385A | 1886-10-26 | ||
| 210 | Eeuben jones | US350062D | US350062A | 1886-09-28 | ||
| 211 | Oar coupling | US349968D | US349968A | 1886-09-28 | ||
| 212 | William t | US349555D | US349555A | 1886-09-21 | ||
| 213 | Car-coupling | US347001D | US347001A | 1886-08-10 | ||
| 214 | Petcrs | US339475D | US339475A | 1886-04-06 | ||
| 215 | Car-coupling | US333439D | US333439A | 1885-12-29 | ||
| 216 | Michael spelman | US330166D | US330166A | 1885-11-10 | ||
| 217 | Car-coupling | US324968D | US324968A | 1885-08-25 | ||
| 218 | Car-coupling | US321532D | US321532A | 1885-07-07 | ||
| 219 | Car-coupling | US319002D | US319002A | 1885-06-02 | ||
| 220 | Car-coupling | US313680D | US313680A | 1885-03-10 | ||
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