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.
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 4297614 | Emergency lighting system The invention relates to an emergency lighting unit which is used in association with an electric discharge lamp in a fixture. The lamp has a first input terminal and a second input terminal. The emergency lighting unit includes a transformer which has tw... | 10/27/1981 |
