"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 |
| 8157622 | Composite support structure for use in sanding and sanders formed therefrom A composite support structure for use in sanding and sander includes a rigid plate having a front surface which includes a wall defining a contained surface and a back surface for connection to a handle and a polyfoam layer having a front surface and a back surface,... | 04/17/2012 |
| 7998378 | Method of making composite support structure for use in sanding and sanders formed therefrom A method of making a composite support structure and sander includes the steps of providing a rigid plate adjacent a mold such that a polyfoam layer can be formed to a front surface thereof which includes a wall defining a contained surface, the plate having a back ... | 08/16/2011 |
| 7997410 | Disk package and retainer A disk package and retainer for a disk having an open surface therethrough and susceptible to curl includes a first member having a retention surface disposed adjacent a first side of the disk and adjacent the open surface of the disk and having a connecting surface... | 08/16/2011 |
| 7981173 | Process of making a laminate and laminate formed thereby A process of making a laminate and laminate formed thereby and a process of making an abrasive laminate and laminate formed thereby include providing a first moving sheet having a first side and a second side, applying active foaming material in a pre-mixed form to ... | 07/19/2011 |
| 7641539 | Holder for sanding block A holder for releasably retaining an abrasive block includes a base having a bottom surface and a wall extending outward therefrom which together define a abrasive block receiving surface to friction fit receive the abrasive block, and a polyfoam handle connected to... | 01/05/2010 |
| 6854597 | Package which demonstrates utility of two cooperating attachable pieces A package which demonstrates utility of two cooperating attachable pieces includes a first package portion for retaining a first piece having a first releasably connectable surface thereon, wherein the first package portion includes a reveal surface to expose part o... | 02/15/2005 |
| 6852021 | Implement for abrading and method of making same A method of making an abrading implement includes the steps of disposing a porous member for aiding in abrasion adjacent a first surface within a mold and supplying two reactive liquid components into the mold in a manner in which the two materials enter onto a seco... | 02/08/2005 |
| 6267658 | Sanding block A sanding block for hand held use wherein said sanding block comprises a base having a top surface, four side walls and a substantially flat bottom for receiving a sheet of sandpaper; and a handle protruding from the top surface of the base, the handle ha... | 07/31/2001 |
| 6176377 | Rack for supporting abrasive discs or the like A rack for supporting at least one abrasive generally circular disc on a conventional display stand, wherein each disc has two faces and a continuous edge includes a pair of rack support rails which co-extend alongside one another in a spaced relation of ... | 01/23/2001 |
| 6098818 | Display stand A floor display stand which improves the visibility of the displayed items while providing easy self-service access to the items by the consumer. The configuration of the floor display stand includes a horizontal base or shelf, two parallel panel vertical... | 08/08/2000 |