Celebrity Inventors
Mark Twain (Samuel L. Clemens) received Patent No. 121,992 for "An Improvement in Adjustable and Detachable Straps for Garments." He later received two more patents: one for a self-pasting scrapbook and one for a game to help players remember important historical dates.
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| Number | Title | Issue Date |
| 5355063 | Robotic system for servicing the heat exchanger tubes of a nuclear steam generator An improved robotic arm system for servicing the tubesheet located within the channel head of a nuclear steam generator is provided. The system includes a robotic arm whose shoulder and elbow joints are rotatable only in the plane parallel to the tubeshee... | 10/11/1994 |
| 4955235 | Apparatus and method for providing a combined ultrasonic and eddy current inspection of a metallic body Both an apparatus and a method for simultaneously inspecting the walls of a tube with both ultrasonic and eddy current probes is disclosed herein. The apparatus generally comprises a cylindrical housing assembly insertable within the tube to be inspected,... | 09/11/1990 |
| 4856337 | Apparatus and method for providing a combined ultrasonic and eddy current inspection of a tube Both an apparatus and a method for simultaneously inspecting the walls of a tube with both ultrasonic and eddy current probes is disclosed herein. The apparatus generally comprises a cylindrical housing assembly insertable within the tube to be inspected,... | 08/15/1989 |
| 4576034 | Adjustable radius apparatus for calibrating ultrasonic transducer array Calibration apparatus for calibrating an ultrasonic transducer array by moving it along an arcuate calibration test member, includes four upright posts interconnected by a rectangular carriage which is slidably movable vertically along the posts. A horizo... | 03/18/1986 |
