...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 5215427 | Transporter for potted plants The invention relates to an apparatus for transporting potted plants arranged according to at least one row, in which the apparatus lifts and transports the plant pots and fits them to a fork lift truck. The invention provides elongate cariers, wherein th... | 06/01/1993 |