Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 6000713 | Foldable two-wheeled baby stroller A foldable two-wheeled baby stroller includes two rear tubes, upper and lower seat rods connected to the rear tubes, a handle, a canopy support connected to upper ends of the handle, and two legs. Each end of the canopy support is pivotally connected to a... | 12/14/1999 |
| 5829823 | Post carriage for a box-shaped cargo body of a truck A post carriage for a box-shaped cargo body having a cargo platform and two side bars extending along the cargo platform and supported on the platform by a plurality of posts including at least one post releasably secured to the platform and displaceable ... | 11/03/1998 |
| 4561359 | Overhead conveyor systems The present invention provides that an overhead suspension system is provided with at least two suspension rails which are parallel, and at least one trolley which runs on the rails, the trolley having respective rollers which respectively engage the rail... | 12/31/1985 |
| 4408369 | Mounting assembly for a folding closure A mounting assembly for use in movably suspending a folding closure from a curved track. The mounting assembly has a wheel assembly for running on the track and a connecting member for connecting the wheel assembly to the closure. The wheel assembly is ro... | 10/11/1983 |
| 4271927 | Inspection or maintenance cradle A suspended cradle for use in the inspection and maintenance of difficulty accessible structures comprises a frame provided with a series of at least three roller assemblies each having rollers for running on an overhead track on the structure to be inspe... | 06/09/1981 |
