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"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 7319193 | Cover assemblies for in-floor fittings Certain embodiments of the present invention provide a cover assembly for an in-floor fitting that includes a trim flange, an access door mounting member, first and second access doors, and a plurality of seal members. A first seal member seals against moisture infi... | 01/15/2008 |
| 7301100 | Water resistant electrical floor box cover assembly A floor box cover assembly including a flange having an opening therethrough to permit access to an outlet box, and a cover securable to the flange and movable between a closed position wherein the opening is covered and an open position wherein the opening is uncov... | 11/27/2007 |
| 7265308 | Rocker paddle switch with semi-rigid cam driver There is disclosed a paddle switch operated by pushing on the lower portion of a rocker paddle to turn the switch “on” or “off”. The lower edge of the paddle pivots in and out about its upper edge. The switch includes semi-rigid spiral wound driver means hav... | 09/04/2007 |
| 7250580 | Switch with shaped face There is disclosed structure which overcomes the deficiencies with respect to prior art devices by providing a wiring device such as a switch having a paddle that pivots about its upper end and is biased to assume the same at rest position when either in its on posi... | 07/31/2007 |
| 4827080 | Multiple service fitting A multiple service fitting for enabling through-floor passage of a plurality of different types of conductors, from a multi-cell underfloor raceway source thereof to an in-floor or above-floor outlet therefor. A mechanism operable from the accessible end of su... | 05/02/1989 |
| 4773196 | Flooring panels for free cable laying In a flooring panel, plural blocks are held by a holding member of a flexible material so that one section is formed by at least one block with a space for laying a cable defined between adjacent sections. A cover member overlying these spaces is arranged... | 09/27/1988 |
| 4630417 | Modular combination floor support and electrical isolation system for use in building structures A floor structure support system comprising a main floor which directly supports one or more computers and one or more additional floors disposed beneath the main floor. The additional floor or floors provide support and mechanical isolation for cables an... | 12/23/1986 |
| 4591656 | Activation kits for pre-sets The kit includes, for a flush receptacle, an adjusting ring on the pre-set and a snap-in, removable access hatch and a carpet ring both on the adjusting ring. The hatch provides access to the pre-set for bringing out communication conductors. The carpet r... | 05/27/1986 |
| 4443654 | Flush floor fitting Fitting comprises an attaching ring secured to a pair of adjacent underfloor ducts and spanning the pre-punched access holes in the ducts, the attaching ring retains adjusting screws which in turn support an adjustable carpet plate which carries power/tel... | 04/17/1984 |
| 3973366 | Composite preset block for underfloor wire distribution systems Method and means for adapting a poured concrete floor above a wire distribution system for installing outlets connecting with said system. A composite block assembly comprising a rupturable block covered by a hold-down plate having an access opening is pr... | 08/10/1976 |
