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 | Dirigible | US12103137 | 1937-01-18 | US2088062A | 1937-07-27 | ERNEST JACOBS |
| 182 | Airship | US10272036 | 1936-09-26 | US2083051A | 1937-06-08 | CHAPAS STEVEN J |
| 183 | Aerial navigation apparatus | US74746934 | 1934-10-08 | US2081381A | 1937-05-25 | EDMOND OEHMICHEN ETIENNE |
| 184 | Aircraft | US72542534 | 1934-05-14 | US2050570A | 1936-08-11 | PETER HOLLER HELMUTH |
| 185 | Vertically reciprocating winged naval dirigible airship | US73235634 | 1934-06-25 | US1997906A | 1935-04-16 | MARTIN JELALIAN |
| 186 | Airship | US65720333 | 1933-02-17 | US1988328A | 1935-01-15 | WILLIAM NOELLE |
| 187 | Dirigible | US50162730 | 1930-12-11 | US1970647A | 1934-08-21 | KARL DEUBEL HUGO |
| 188 | Aerial navigation machine utilizing a light gas | US59903832 | 1932-03-15 | US1957149A | 1934-05-01 | EDMOND OCHMICHEN ETIENNE |
| 189 | Pivotally supported gearing | US67260733 | 1933-05-24 | US1956051A | 1934-04-24 | FRITZ STURM; EUGEN HARTMANN |
| 190 | Aircraft | US63102932 | 1932-08-30 | US1913556A | 1933-06-13 | JACOB MERSCH |
| 191 | Method and apparatus for building airship bulkheads | US59403232 | 1932-02-19 | US1883455A | 1932-10-18 | KARL ARNSTEIN; PAUL HELMA |
| 192 | Airship | US25343728 | 1928-02-10 | US1877956A | 1932-09-20 | WATTERS PAGON WILLIAM |
| 193 | Flying machine | US56486831 | 1931-09-24 | US1877003A | 1932-09-13 | MENG FREDERICK A |
| 194 | Aeroplane | US43330930 | 1930-03-05 | US1874468A | 1932-08-30 | DOUGLAS HARRY A |
| 195 | Aircraft propelling mechanism | US53036531 | 1931-04-15 | US1868976A | 1932-07-26 | HALL CHARLES S |
| 196 | Propeller drive mechanism | US49697730 | 1930-11-14 | US1868975A | 1932-07-26 | HALL CHARLES S |
| 197 | Superlight plane | US50952131 | 1931-01-17 | US1860087A | 1932-05-24 | ANTON FEHRENBACH |
| 198 | Aircraft | US51310231 | 1931-02-03 | US1853647A | 1932-04-12 | JOHN WEISS |
| 199 | Dirigible construction | US39839729 | 1929-10-09 | US1844765A | 1932-02-09 | MARTIN JACKSON HERBERT |
| 200 | Airship construction | US40631029 | 1929-11-11 | US1839365A | 1932-01-05 | YELLI RALPH A |
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