Did You Know...
...that the x-ray was discovered purely by accident? When German physicist Wilhelm Konrad von Roentgen was experimenting with cathode rays in 1895, he put an activated Crookes tube in a book and went out to lunch. When he returned, he discovered that a key that had also been placed in the book showed up as an image on the developed film!
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| Number | Title | Issue Date |
| 7354354 | Article comprising a fine-grained metallic material and a polymeric material Lightweight articles comprising a polymeric material at least partially coated with a fine-grained metallic material are disclosed. The fine-grained metallic material has an average grain size of 2 nm to 5,000 nm, a thickness between 25 micron and 5 cm, and a hardne... | 04/08/2008 |
| 7261346 | Truck guard assembly A truck guard assembly includes a semi-truck that has a front end and a pair of female hitch receivers is mounted on the front end and is spaced from each other. A shield apparatus includes a plurality of elongated members each having a first end and a second end. A... | 08/28/2007 |
| 7246832 | Vehicle grille guard assembly A grille guard assembly for a vehicle and method of making same includes a hydroformed tubular upper member and a hydroformed tubular lower member. The grille guard assembly also includes at least one inner member interconnecting the upper member and the lower membe... | 07/24/2007 |
| 7185930 | Brush guard with adjustable rear-view mirrors The brush-guard with adjustable rear-view mirrors is an accessory vehicle brush-guard having at least one rear-view mirror telescopically mounted in one of the guard's vertical tubular members, or through parallel horizontal members. The rear-view mirror is disposed... | 03/06/2007 |
| 6874831 | Front structure for a motor vehicle A front structure for a motor vehicle having a bumper cross-member and a grille, the structure being fabricated as a unitary piece of plastics material. ... | 04/05/2005 |
| 6761385 | Cavity formed tube for a grill guard A grill guard for a motor vehicle comprises a plurality of horizontal formed tubes and a plurality of vertically extending connecting members for connecting together the plurality of tubes so as to define the grill guard. The end of each formed tube is curved, and i... | 07/13/2004 |
| 6685245 | Truck grille guard mounting bracket A truck grille guard mounting bracket consisting of a first laterally elongated clevis having front and rear arms, the front arm being adapted for fixed attachment to a truck bumper, the rear arm being adapted for fixed attachment to truck spring hangers,... | 02/03/2004 |
| 6682111 | Impact absorbing truck grille guard An impact absorbing truck grille guard having a rear frame consisting of a matrix of triangular tubes, the rear frame having an upper end, a lower end, and a forward end, the forward end of the rear frame defining a forwardly opening deflection space; a f... | 01/27/2004 |
| 6398276 | Bumper guard A bumper guard for preventing damage to the vehicle bumper of a motor vehicle. The bumper guard includes a bumper member including a pair of elongate members each having a first end and a second end. A bar is integrally coupled to and extends between the ... | 06/04/2002 |
| 6152504 | Structural web automotive grill guard The present invention provides a new and improved process of producing vehicle grille guards by gas-assisted injection molding and the grille guards produced thereby. The process includes injecting a plastic resin into a mold cavity in an amount less than... | 11/28/2000 |
| 6056337 | Impact energy absorption structure for motor vehicle An impact energy absorption structure for a vehicle, comprises left and right front frames having a closed section; left and right L-shaped stay members connected at a lower end thereof with the left and right front frames respectively and having left and... | 05/02/2000 |
| 5683128 | Motor vehicle front end protector A motor vehicle front end protector is provided in which a plurality of vertically spaced protective bars are supported by a pair of laterally spaced uprights. In most cases the ends of the protective bars are also interconnected by upright end pieces, pr... | 11/04/1997 |
| 5277465 | Universal grill guard A grill guard which can be adapted to different vehicles includes a pair of horizontal tubes fastened to a pair of vertical side plates. The side plates are attached to the bumper of a vehicle by an L-shaped bracket attached to the lower end of each side ... | 01/11/1994 |
| 5215343 | Nudge bars A nudge bar of the kind comprising a pair of spaced vertical bars whose front surfaces provide the most forward parts of the nudge bar, one for either side of the vehicle radiator and a horizontally extending elongate loops connected with the two vertical... | 06/01/1993 |
| 4671552 | Grill guard for vehicle front end A grill guard for a vehicle front end comprises a pair of upstanding end plates configured to extend forward and upward from a vehicle front bumper, and a cross tube extending laterally between the end plates. A one-way push-in screw retainer frictionally... | 06/09/1987 |
| 4469360 | Vehicle bull-bar A vehicle bull-bar or fender of the kind comprising an array of fender bars mounted on a pair of upright stanchions fixed by their lower-ends to the front of the vehicle, has a C-shaped fender bar freely insertable and through holes in the tops of the sta... | 09/04/1984 |
| 4109951 | Lightweight bumper guards A lightweight bumper guard assembly for a vehicle bumper including a flexible, decorative outer skin member of predetermined shape including a front wall, side walls and upper and lower walls for defining a cavity opening to the rear of the assembly, a co... | 08/29/1978 |
