| 序号 | 专利名 | 申请号 | 申请日 | 公开（公告）号 | 公开（公告）日 | 发明人 |
|---|---|---|---|---|---|---|
| 141 | One-person seesaw | US61096945 | 1945-08-17 | US2474081A | 1949-06-21 | WOLF MORRIS D |
| 142 | Teeter | US57778045 | 1945-02-14 | US2398122A | 1946-04-09 | SOUZA AUGUST N |
| 143 | Teeter board | US30752139 | 1939-12-04 | US2236409A | 1941-03-25 | LANMAN GUY R |
| 144 | Amusement device | US31416840 | 1940-01-16 | US2234125A | 1941-03-04 | WESLEY LEAVITT |
| 145 | Teeter totter | US17201537 | 1937-10-30 | US2109897A | 1938-03-01 | FRED BRAUNSCHWEIG |
| 146 | Portable rotary adjustable seesaw | US6124136 | 1936-01-28 | US2066736A | 1937-01-05 | BIRT MUSE JOHN |
| 147 | Portable seesaw | US4565635 | 1935-10-18 | US2043894A | 1936-06-09 | HUSTED HARRY F |
| 148 | Portable seesaw | US69432733 | 1933-10-19 | US1992825A | 1935-02-26 | ETHAN HEINLY |
| 149 | Amusement device | US54396331 | 1931-06-12 | US1898466A | 1933-02-21 | PIERSON HALLIE P |
| 150 | Portable see-saw | US47682230 | 1930-08-21 | US1865612A | 1932-07-05 | MANUEL BUSTILLOS |
| 151 | Rotary teeter | US14180526 | 1926-10-15 | US1764230A | 1930-06-17 | HORACE TAYLOR EWING |
| 152 | Child's teeter or merry-go-round | US30716528 | 1928-09-20 | US1746260A | 1930-02-11 | KENNEY RAYMOND C |
| 153 | Revolving teeter | US5824425 | 1925-09-24 | US1694785A | 1928-12-11 | OTTO LANGE |
| 154 | Initiation device | US12451726 | 1926-07-23 | US1691229A | 1928-11-13 | DE MOULIN ULYSSES S |
| 155 | Child's teeter board | US14907126 | 1926-11-18 | US1640150A | 1927-08-23 | HENRY LEO L; EDWIN HETHERINGTON |
| 156 | Amusement device | US11322926 | 1926-06-02 | US1635931A | 1927-07-12 | FREE THOMAS J |
| 157 | Amusement device | US5975725 | 1925-10-01 | US1619325A | 1927-03-01 | ANDERSON JOHN R |
| 158 | Playground plaything | US506625 | 1925-01-27 | US1608821A | 1926-11-30 | HENRY SHERROD WILLIAM |
| 159 | Seesaw | US5549025 | 1925-09-10 | US1600352A | 1926-09-21 | DAVID NAGY |
| 160 | Juvenile jump seat | US3410925 | 1925-06-01 | US1598512A | 1926-08-31 | TAYLOR CHARLES S |
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