...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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| Application No. | Application Title | Issue Date |
| 20110062186 | FLUID DISPENSING DEVICE INCLUDING A PUMP A fluid dispenser device including a pump for dispensing the fluid; a first arm referred to as the “main” arm, mounted to pivot on the device about an axis referred to as the “main” axis, which arm has a press zone on which the user exerts pressure in order to a... | 03/17/2011 |
| 20090108022 | LIQUID DISPENSING APPARATUS A liquid dispensing apparatus, including: an expandable member for defining a first chamber and a second chamber in a cavity of a container, said first chamber being adapted for storing a liquid; and a body having a passage formed through the body for accessing said fir... | 04/30/2009 |
| 20080118255 | Apparatus including a selective interface system between two sub-components A three-dimensional selectively actuating interface system includes mating complementary raised and recessed surfaces, which may be projected in the shape of an indicium, such as a trade logo or trade mark, to limit the number of spatial relationships at which two sub-p... | 05/22/2008 |