Celebrity Inventors
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 |
| 6276723 | Travel brochure having corresponding map and flip-up brochures A travel brochure includes a sheet having at least three vertical fold line portions defining respective first and second left panels and first and second right panels. Each defines an upper edge. A map corresponds to a selected geographic area and is pos... | 08/21/2001 |
