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 |
| 7513206 | Sailboat servo-pendulum steering system A self steering system for a sailboat has a rotatably and pendulously supported servo blade or “oar” member, which is suspended in the water behind the boat. A central body portion is attached to the transom of the boat. A pendulum body having two lever arms or ... | 04/07/2009 |
| D587470 | Metal hanger | 03/03/2009 |
| 7494144 | Step device for a vehicle A support device for use in supporting a person on the side a vehicle extends from the side of a vehicle below the main body thereof and has a support member, which is clamped at one end to the vehicle frame. A step unit is attached to the other end of the support m... | 02/24/2009 |
| 7198214 | Condiment grinder A condiment grinder, which includes a grinder element, which can be adjusted for either coarse or fine grinding. A top piece in the form of a receptacle is connected to the grinder shaft and is employed to rotate the grinder element. The top piece is mounted on the ... | 04/03/2007 |
| D526193 | Container for toner cartridges | 08/08/2006 |
| 6886283 | Transparent document holder A document and card holder has a semi-rigid backing element. Flexible transparent sheets are mounted on the front and back sides of the backing element. Side and bottom edges of the transparent sheets are attached to the side and bottom edges of the backing element ... | 05/03/2005 |
