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 |
| 5587095 | Process and apparatus for contamination-free processing of semiconductor parts This invention relates generally to a process and apparatus for contamination-free processing of semiconductor parts. More specifically, this invention relates to a process and apparatus for contamination-free processing of semiconductor parts in an oven ... | 12/24/1996 |
| 5550351 | Process and apparatus for contamination-free processing of semiconductor parts An apparatus for contamination-free treating semiconductor parts in a furnace. A carrier into which the semiconductor parts are placed has a cover placed over the carrier to form a boat enveloping the parts while the parts are treated in a furnace. The bo... | 08/27/1996 |
| 5471033 | Process and apparatus for contamination-free processing of semiconductor parts This invention relates generally to a process and apparatus for contamination-free processing of semiconductor parts. More specifically, this invention relates to a process and apparatus for contamination-free processing of semiconductor parts in an oven ... | 11/28/1995 |
