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"What can be more palpably absurd than the prospect held out of locomotives traveling twice as fast as stagecoaches?"
The Quarterly Review ; March edition, 1825
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| Number | Title | Issue Date |
| 4290721 | Tool holder assembly for a portable power tool A toolholder assembly incorporated in a portable power tool having a housing and a drive disposed therein. The assembly includes a toolholder body, a first releasable securing arrangement for attaching the toolholder body to the drive for oscillating the ... | 09/22/1981 |
| 4231580 | Lost motion tool retainer The invention permits the interchangeability of a variety of shifters on the same housing of a jack hammer. The one piece housing is provided with two appropriately placed lugs with coaxial holes which intersect with the central bore of the housing. By ut... | 11/04/1980 |
| 4231435 | Tool for use primarily in conjunction with a rockbreaker unit A tool intended for use in conjunction with carrier machinery, primarily a rockbreaker, comprising two axially aligned elongated members, one of which may be introduced into the carrier machinery with one end and into a recess in the other (second) member... | 11/04/1980 |
| 4205362 | Apparatus for moving along or through a material A two-part pile or probe device in which the parts can be moved relative to one another by a jacking mechanism. In operation, one of the two parts is made anodic to grip the material in which the device is to be moved, the other is made cathodic to encour... | 05/27/1980 |
| 4155563 | Apparatus for applying high torque levels A novel collet and chuck are disclosed for applying high levels of torque to an article having substantially circular cross-sections about a common axis and sloping sides, such that it cannot be readily gripped by conventional chucks without marring the e... | 05/22/1979 |
| 4101141 | Drive chuck A drive chuck for use with a plurality of driven elements, such as for example a rock drill and a roof bolt, comprises a chuck body having an upper surface and a longitudinally extending slot formed thereon opening along the side of the chuck. The chuck b... | 07/18/1978 |
