...that Thomas Edison's patent application on his phonograph was approved by the Patent Office in just seven weeks? In contrast, it took Gordon Gould, the inventor of the laser, 30 years to obtain his patent -- finally awarded in 1988!
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| Number | Title | Issue Date |
| 7207612 | Suspended lifting apparatus A suspended lifting apparatus for grasping and releasing unwieldy objects. As the apparatus is raised, a hinged mechanism causes the weight of the object being lifted to draw extendable lever arms of the apparatus inward, thereby gripping the object. An articulating... | 04/24/2007 |
| 5826926 | Keg roller A keg roller is provided including a handle with a pair of ends and a pair of roller assemblies each mounted to an associated one of the ends of the handle. The roller assemblies are adapted to rotatably engage a keg such that the same may be rolled by th... | 10/27/1998 |
| 5234240 | Stratified roll positioning apparatus A manual tool for rolling and positioning a mass of material. More particular, for use with rolls of stratified materials having a central core. The tool when inserted into the central core of such stratified rolls articulates in a manner so as to allow a... | 08/10/1993 |
| 4678390 | Automated self-powered material handling truck An automated handling system intended notably for storehouses in which miscellaneous articles are kept, for allowing either the restocking of the storehouse, or the regrouping of articles picked up in the storehouse for constituting lots or articles which... | 07/07/1987 |
| 4103955 | Log cinch An elliptical body member formed of a curved bar has an intermediate portion and end portions and has a cut-out therein forming a transverse opening so that the body member can be moved down over a log while disposed crosswise thereto. The intermediate po... | 08/01/1978 |