Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7080718 | Parked camper stabilizer A parked camper stabilizer comprises a tensioning mechanism, a fixed wheel engagement member fixed to the tensioning mechanism, and an adjustable wheel engagement member adjustably attached to the tensioning mechanism. The fixed wheel engagement member includes two ... | 07/25/2006 |