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 |
| 7112015 | Drill tool A drill tool comprises a drive shaft (2) that is arranged to allow rotational movement to be transmitted from a drill to a drill bit holder (10) even when the opposite ends of the drive shaft are not axially aligned. The end of the drive shaft housing ... | 09/26/2006 |
| 5560408 | Shelf pin boring guide A plate-like guide for precisely positioning a plunge router for the purpose of boring a series of holes in a work piece. The plunge router is provided with a guide bushing having an outside diameter, centrally positioned in the router working face, throu... | 10/01/1996 |
| 5555780 | Roofing washer-dispensing and fastener-driving machine In a machine for dispensing stackable roofing washers individually and for driving fasteners through such washers, a shuttle is actuatable to displace a lowermost washer of one from a stack, either a small, circular or large, square washer. A gate is bias... | 09/17/1996 |
| 5505571 | Manually operated device with a tip for material processing A manually operated device including a tool holder used as a handgrip and a tool with a material-processing tip. The tool has a shaft having an elbow with respect to the tool holder and being rotatably positioned in the tool holder. The material-processin... | 04/09/1996 |
| 5063982 | Hand tool for forming a pocket mortise and method A hand tool useful in forming a pocket mortise in the surface of a workpiece proximate an edge of the workpiece. The hand tool includes a clamping assembly for releasably clamping the tool to the workpiece, and a router carried by the clamp assembly and m... | 11/12/1991 |
| 4235565 | Precise dowel joint woodworking device The present invention discloses a portable precise dowel joint woodworking device for drilling holes in a woodwork piece. The device comprises a horizontally slidable power drill mounted on a base, a handle pivotably attached to a drill, a hold-down lever... | 11/25/1980 |
| 4227840 | Drilling attachment for chain saw A drilling attachment adapted to be fixed to a chain saw and a chain saw so equipped wherein the driving output shaft and a drill chuck are advantageously connected by a pair of friction drive wheels to produce clockwise rotation of the drill chuck and th... | 10/14/1980 |
| 3957387 | Holding device for manually portable drilling machines A holding device for a manually portable drilling machine includes a detachable tension element which is attached at two mutually opposite points to a carrier member for the portable drilling machine, the tension element being sufficiently long to encircl... | 05/18/1976 |
