| 2822554 | Variable density foam cushions, pillow and the like | |||
| 2691179 | Pneumatic structure for mattresses, seat and back cushions, and the like | |||
| 2566266 | Pressure equalizing device | |||
| 2238035 | Sound producing device | |||
| 1270298 | N/A | |||
| 0931361 | N/A | |||
| 0795108 | N/A |
| FR1113473A |