"That’s an amazing invention, but who would ever want to use one of them?"
President Rutherford B. Hayes ; Said in 1876, after Alexander Graham Bell demonstrated the telephone to him at the White House
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| Number | Title | Issue Date |
| 6915878 | Self-balancing ladder and camera dolly A device and methods for supporting a payload, such as a user, at a variable height above the ground and for repositioning the payload in a dynamically stabilized mode of operation. The transporter device has two laterally disposed primary wheels and a payload suppo... | 07/12/2005 |
| 5852978 | Device for displaying a motor vehicle and methods for displaying a motor vehicle The invention includes devices for displaying motor vehicles and to methods for displaying motor vehicles. In one aspect, the invention includes a device for displaying a motor vehicle comprising: a) a platform configured for supporting an unoccupied moto... | 12/29/1998 |
| 4941794 | Automated loading/unloading equipment As automated loading/unloading system is shown, which uses a lift truck 10 for loading and unloading cargos and adpated to travel between a container 90 and a coneyor 50, a rotatably disposed turntable 60 for rotation about a vertical axis, the turntable ... | 07/17/1990 |
| 4796537 | Mobile truck turntable The invention provides a sturdy substantially rectangular scow-like turntable platform with retractable wheels for mobility and turntable mechanics for the use of heavy trucks. The turntable platform is towable and can be used with wheels down or with whe... | 01/10/1989 |
| 4776735 | Locking and stiffening means for a rail car with a rotatable loading floor A railroad flat car having a rotatable loading floor for transferring loads between it and a platform. A sleeve is provided in the rotatable loading floor which slidably receives a beam coupled to the chassis. The beam is extended into the sleeve to secur... | 10/11/1988 |
| 4597334 | Turntable for a system of driverless vehicles A turntable for driverless vehicles rides on a horizontally disposed circular rail and is pivotable about a vertical axis through an arc of 90°. A vertical shaft is connected at its upper end to the table by way of a universal coupling. A motor is connec... | 07/01/1986 |
| 4457656 | Stack assembling apparatus and technique Stack handling apparatus includes an input delivery section having two spaced apart conveyor segments operatively arranged to move equidistantly with respect to a centerline between the two conveyor segments. A stack formation section receives articles co... | 07/03/1984 |
| 4298305 | Method and apparatus for transferring loads A method and apparatus for transferring loads between selected stations includes a transfer car operable for selective shifting along a predetermined path interposed between first and second stations and a load carrier mounted on the transfer car operable... | 11/03/1981 |