"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
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| Number | Title | Issue Date |
| 6601874 | Bookbinding repair kit A bookbinding repair kit containing instructions, diagrams and equipment to carry out repair to damaged or torn backing shoulder joints of any book, the equipment comprising a complete endpaper consisting of one evenly folded sheet of paper with a double-... | 08/05/2003 |
| 5346350 | Hot melt adhesive applicator An apparatus for binding a plurality of sheets of paper together is disclosed. A pair of clamping plates presents one edge of the sheets for binding after a jogging plate aligns the edges. After a solid hot melt adhesive material sheet is placed along the... | 09/13/1994 |
| 5152654 | Hot melt adhesive applicator An apparatus for binding a plurality of sheets of paper together is disclosed. A pair of clamping plates presents one edge of the sheets for binding after a jogging plate aligns the edges. After a solid hot melt adhesive material sheet is placed along the... | 10/06/1992 |
| 4324013 | Punching and binding machine An improvement on commercial machines which bind documents using plastic strips. The punch mechanism may be automatically actuated when the paper sheets are properly aligned on a punch platen or actuated manually at the user's discretion. Distance of the ... | 04/13/1982 |