| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 161 | Refrigerator car door | US66546346 | 1946-04-27 | US2442031A | 1948-05-25 | BEAUCHAMP WILFRED A |
| 162 | Refrigerator car door | US24773738 | 1938-12-27 | US2280232A | 1942-04-21 | HASELTINE STACY B |
| 163 | Refrigerator car door | US13991137 | 1937-04-30 | US2170053A | 1939-08-22 | HEITNER WILLIAM A |
| 164 | Refrigerator car door | US18530538 | 1938-01-17 | US2160844A | 1939-06-06 | DWYER WILLIAM M |
| 165 | Refrigerator car door | US11137136 | 1936-11-18 | US2141353A | 1938-12-27 | HENRY FUCHS |
| 166 | Door construction | US74815434 | 1934-10-13 | US2124040A | 1938-07-19 | OLANDER ROLAND J |
| 167 | Car door | US75657534 | 1934-12-08 | US2042731A | 1936-06-02 | SAMUEL REESE |
| 168 | Car door construction | US60763032 | 1932-04-26 | US1997556A | 1935-04-09 | BEAUCHAMP WILFRED A |
| 169 | Railway car door | US60360532 | 1932-04-06 | US1958945A | 1934-05-15 | |
| 170 | Side door for railway cars | US35897229 | 1929-04-29 | US1813553A | 1931-07-07 | DORN WILLIAM E VAN |
| 171 | Flush car door and supporting means therefor | US11575726 | 1926-06-14 | US1734755A | 1929-11-05 | TOBIN KENNETH J; DARROW WILLIAM W |
| 172 | House car | US19426627 | 1927-05-26 | US1687699A | 1928-10-16 | TOBIN KENNETH J; AXEL WASBERG; GABRIEL MADLAND |
| 173 | Box-car-door hanger | US57732722 | 1922-07-25 | US1482431A | 1924-02-05 | FRIESELL FRANK M |
| 174 | Car door | US33246619 | 1919-10-22 | US1444987A | 1923-02-13 | TEST ELLIS W |
| 175 | Freight-car door | US29343619 | 1919-04-29 | US1407064A | 1922-02-21 | GUERRANT JOHN L |
| 176 | Car-door mounting | US45911221 | 1921-04-06 | US1397811A | 1921-11-22 | KNEPPER GEORGE E |
| 177 | Car-door | US25403718 | 1918-09-14 | US1355495A | 1920-10-12 | MAURITZEN ROBERT G |
| 178 | Fence-gate. | US1911668425 | 1911-12-29 | US1056740A | 1913-03-18 | ERTSMAN EDWARD E |
| 179 | Gate. | US1910572298 | 1910-07-16 | US975516A | 1910-11-15 | DOTY HOMER V; KIRKLAND MILTON H |
| 180 | Car-door. | US1909502016 | 1909-06-14 | US949777A | 1910-02-22 | PEARCE JOSEPH E |
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