Famous Patents
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 |
| 4496318 | Converters for orthodontic treatment Orthodontic converters for converting straight wire archwire tooth receptacles to light wire appliance system treatment and light wire archwire tooth receptacles to straight wire appliance system treatment. The converters have snap clips for selectively a... | 01/29/1985 |
