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 |
| 7661738 | Radiation detection unit for mounting a radiation sensor to a container crane A radiation detection unit includes a housing and isolators unitarily constructed from mechanical energy absorbent material. The housing is attached rigidly to a structure and its major dimensions are selected to exceed corresponding major dimensions of a radiation ... | 02/16/2010 |
| 7612338 | Real time system for monitoring containers from a quayside crane In a real time container monitoring system, a data collection computer is in communication with the control computer of a container crane. The electrical signal from each of the radiation detection units carried by the spreader of the container crane is applied to t... | 11/03/2009 |
| 7116235 | Inverse ratio of gamma-ray and neutron emissions in the detection of radiation shielding of containers The presence of radiation shielding material concealing illegitimate content in a container is detected by obtaining each of measured gamma-ray data and measured neutron data from the container, and comparing the measured gamma-ray and neutron data to expected gamma... | 10/03/2006 |
| 7026944 | Apparatus and method for detecting radiation or radiation shielding in containers A computer program, database and method for the detection of fissile or radioactive material or radiation shielding material in a container works with detection devices brought into proximity to containers so that the presence of fissile or radioactive material, or ... | 04/11/2006 |