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 |
| 7396171 | Thor expandable ring printer for wide print media A printing machine for use with paper roll stock is disclosed. The print head consists of an expandable cylindrical ring print head where the printing brushes are integrated in a spiral pattern around the ring print head. Ink wells are located outside of the print h... | 07/08/2008 |
| 6164701 | Numbering apparatus for documents, and numbered documents To improve the security in data carriers, such as papers of value, bank notes, ID cards, etc., a numbering apparatus is proposed for individualizing the data carrier whereby the characters are engraved in the engraved blocks present on the numbering appar... | 12/26/2000 |
| 4403546 | Printing mechanism An improved imprinting mechanism is disclosed of the type particularly useful in document stamping machines which imprint on a document both the date and the time of receipt, and a serial number. A plurality of character wheels (30-58) is mounted for rota... | 09/13/1983 |
| 4164179 | Depository System Integral with a high speed, computer controlled banking machine is a depository system to provide a fully automatic teller station. At the customer interface there is an entry gate controlled to an open position by a solenoid actuated in accordance with c... | 08/14/1979 |
