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 |
| 5106227 | Reinforced asphalt concrete and structure for producing same A reinforcement structur for asphalt pavements comprising corrugated or zig-zag bent perforated or open mesh strips disposed relative to each other so that when said strips are brought into contact with each other and fixed together at the apices the cont... | 04/21/1992 |
