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 |
| 5992292 | Fire control device for, in particular, transportable air defense systems A fire-control system for anti-aircraft defense systems, particularly mobile ones, having at least one launch apparatus for guided missiles that is pivotable in elevation and disposed on a platform that is pivotable in azimuth, has an optical target-track... | 11/30/1999 |
| 5920027 | Fire control system A fire control system and a method for estimating periodic component of a target path. An efficient, fast-setting estimator is realized by first estimating the period and then the amplitude of the periodic component on the basis of the most recent measure... | 07/06/1999 |
| 5635662 | Method and apparatus for avoiding detection by a threat projectile A method and apparatus for use by a personnel in combat unit to assess in bstantially real-time the threat to a combat unit posed by one or more threat projectiles. A command and control system receives a variety of input data and information signals and ... | 06/03/1997 |
| 4671165 | Sighting device for firearm with correction of target lateral movement The sighting device comprises first means for displaying at least one displacement mark parallel to the central vertical spider-line, means for altering the position of said displacement mark, means for measuring the target moving time which has elapsed b... | 06/09/1987 |
| 4011789 | Gun fire control system A fire control system is provided utilizing a laser range finder mounted directly on the gun turret.... | 03/15/1977 |