"Rail travel at high speeds is not possible because passengers, unable to breathe, would die of asphyxia."
Dionysius Lardner, Professor of Natural Philosophy and Astronomy at University College, London ; 1830
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4145787 | Hand duster The structure of a hand duster having soft yarns retained on the end of a spirally wound metal wire is disclosed wherein the soft yarns are bunched together by means of a single loop at the end of the spirally wound metal wire. The yarns consist of crimpe... | 03/27/1979 |