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| Patents for A63G 9 - Swings (1,512) |
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| 02/06/1979 | US4138104 Swing brake system | | 06/13/1978 | US4094503 Playground swing with extruded crossbar | | 04/18/1978 | US4084812 Playground swing apparatus | | 01/03/1978 | US4066258 Seat for a child's swing | | 07/19/1977 | US4036489 360° Swing | | 06/28/1977 | US4032138 Adjustable position counterweight assembly for amusement ride | | 05/10/1977 | US4022510 Seat for baby swing | | 04/12/1977 | US4017071 Macrame swing and method of forming | | 03/29/1977 | US4014540 Swing mount for playground equipment | | 09/21/1976 | US3981500 Adjustable support apparatus | | 08/03/1976 | US3972527 Passenger powered rotating amusement ride | | 02/10/1976 | US3937463 Congruent suspension twist swing |
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