| 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 | Dumping-car. | US1910562536 | 1910-05-20 | US995215A | 1911-06-13 | BECKER ANTON |
| 42 | Dump-car. | US1906319181 | 1906-05-28 | US986207A | 1911-03-07 | OTIS SPENCER |
| 43 | Freight-car. | US1910557759 | 1910-04-26 | US975398A | 1910-11-15 | COLEMAN JAMES MCCUTCHEON |
| 44 | Railway dump-car. | US1910558153 | 1910-04-28 | US974642A | 1910-11-01 | CAMPBELL ARGYLE |
| 45 | Dump-car. | US1910548517 | 1910-03-11 | US974470A | 1910-11-01 | CAMPBELL ARGYLE |
| 46 | Metallic car construction. | US1905262805 | 1905-05-29 | US974341A | 1910-11-01 | BECKER ANTON |
| 47 | Dump car and cart. | US1910537927 | 1910-01-13 | US962593A | 1910-06-28 | SHELTON JOHN BELL |
| 48 | Car construction. | US1908413666 | 1908-01-31 | US942224A | 1909-12-07 | STREIB JOHN F |
| 49 | Railway-car. | US1907391624 | 1907-09-06 | US917114A | 1909-04-06 | OTIS SPENCER |
| 50 | Convertible railroad-car. | US1908455717 | 1908-10-01 | US909860A | 1909-01-19 | APGAR JOHN T |
| 51 | Grain-door construction. | US1907400483 | 1907-11-04 | US897264A | 1908-09-01 | BEHRENDT GUSTAV H; LINDQUIST ALBERT |
| 52 | Dumping-door-operating mechanism for dump-cars. | US1908439597 | 1908-06-20 | US894529A | 1908-07-28 | POSSON EDWARD |
| 53 | Transporting system. | US1907361366 | 1907-03-08 | US886472A | 1908-05-05 | BROWN HUBERT GEORGE |
| 54 | Convertible car. | US1907358201 | 1907-02-19 | US862221A | 1907-08-06 | WALLACE WILLIAM W |
| 55 | Car. | US1906337443 | 1906-10-04 | US854701A | 1907-05-21 | OTIS SPENCER |
| 56 | Underframe construction for cars. | US1906300756 | 1906-02-12 | US834654A | 1906-10-30 | BECKER ANTON |
| 57 | Dump-car. | US1904197938 | 1904-03-14 | US820046A | 1906-05-08 | HART ELI S |
| 58 | Dump-car. | US1904219939 | 1904-08-08 | US780748A | 1905-01-24 | HART HARRY STILLSON; MALTBY GEORGE B |
| 59 | Coal, ore, or ballast car. | US1903159825 | 1903-06-02 | US776149A | 1904-11-29 | SIMONTON GLENN E |
| 60 | Metallic flush-floor dump-car. | US1904190415 | 1904-01-23 | US763947A | 1904-06-28 | BECKER ANTON |
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