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 |
| 5979517 | Bulk product filling device A bulk product filling device 10 comprises a fill channel 39 having a fill pening 17 associated with a processing region 13 through which a bulk product to be handled can be introduced into the processing region 13 and a suitable liquid inlet device 38 dis... | 11/09/1999 |
