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 |
| 3946192 | Method of manufacturing a friction disc A method of manufacturing a friction disc for use, inter alia, in a disc brake, the friction disc including a metal backing plate and a plurality of friction pads carried by the backing plate. The method comprises the steps of providing a plurality of pow... | 03/23/1976 |
| 3943617 | Novel apparatus and solid state method for converting small pieces of metal to a workpiece A method of converting scrap or other small pieces of metal into a useful, commercial product while maintaining the metal in a solid state. According to the process, the pieces are maintained together for further processing. They are impacted, while heate... | 03/16/1976 |
| 3940268 | Method for producing rotor discs The production of rotor discs by bonding a plurality of fully dense, preformed blades to a hub of compacted alloy powder. The blades are embedded in the uncompacted powder and by the use of hot isostatic compacting the powder is compacted to full density ... | 02/24/1976 |
