A helium-filled sun shade for protecting individuals engaged in outdoor activities.
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| Number | Title | Issue Date |
| 5443043 | Internal combustion engine with variable compression, provided with reinforcements of the crankcase section An internal combustion engine with variable compression which includes a cylinder receiving section which is tiltably mounted to a crankcase section (4) of the engine, and a crankshaft (12) which is mounted in the crankcase section via crankshaft bearings... | 08/22/1995 |