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"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 7281338 | Slide mounting tools, kits and systems containing same and methods related thereto Slide mounting tools are disclosed, including a magnetic slide mounting tool having at least one magnet for mounting a slide to a surface. In one embodiment, a first section of a slide can be magnetically coupled to the slide mounting tool and installed on a station... | 10/16/2007 |
| 7009480 | Semi-releasable magnetic tool A semi-releasable magnetic tool is disclosed. The tool comprises two magnetizable pole plates. Each of said pole plates is bounded by peripheral edges. The pole plates are spaced apart and preferably disposed in substantial registry with one another. A generally non... | 03/07/2006 |
| 6963261 | Magnetic anchoring module with a system for enabling/disabling and adjusting the magnetic anchoring force and related assemblies Magnetic module for the magnetic anchorage to a ferromagnetic surface of another magnetic, or ferromagnetic module, whose head includes: a first multipolar magnetic stator that in turn defines a multipolar magnetic anchoring surface, and a multipolar magnetic rotor ... | 11/08/2005 |
| 6104268 | Magnetism-sensitive lifter rotatable intermittently and dividing angles controlled by a computer A magnetism-sensitive lifter rotatable intermittently and dividing angles by a computer includes many permanent magnets and many induction silicon steel magnets to attract and repel one another, possible to rotate intermittently, divide angles equal and u... | 08/15/2000 |
| 5845950 | Pneumatically actuated magnetic article holder A pneumatically actuated magnetic workpiece/article holder is for use with a lifting assembly. The article holder comprises a housing having a magnetic assembly translationally mounted within the housing. The magnetic assembly comprises two opposed pole p... | 12/08/1998 |
| 4465993 | Magnetic holder A magnetic holder has a permanent magnet stator and a permanent magnet rotor, the magnetic mass of the latter being greater than that of the form and a play defining an air gap being provided between them so that the losses in the air gap compensate for t... | 08/14/1984 |
