The ice cream cone was invented at the St. Louis Worlds Fair by Ernest Hamwi in 1904. His waffle booth was next to an ice cream vendor who ran short of dishes. Hamwi rolled a waffle to hold ice cream and the cone was born.
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| Number | Title | Issue Date |
| 6064416 | Linear translation system for use in a laser imaging system A linear translation system for use in a laser imaging system. The linear translation system includes a base member including a pair of longitudinally extending guide rails positioned parallel to each other. A carriage mechanism is carried by the base mem... | 05/16/2000 |