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 |
| 6681525 | Handicapped train-station gate A handicapped-entrance gate for retrofitting a train-station comprises a door panel that forces itself normally closed, but can be pushed open from either side. A closing mechanism is fully contained within a cap rail along to top edge of the door and ope... | 01/27/2004 |
| 6679572 | Lid or door for household appliances An improved appliance is provided for easy and controlled movement of the door from a closed position to an open position. The appliance includes a door pivotally mounted over an access opening. A gas-charged cylinder or strut is mounted within the applia... | 01/20/2004 |
| 6250729 | Dual opening sliding console for use with a vehicle A sliding console (20) for use with a vehicle. The console (20) includes a padded upper portion (40) to serve as an arm rest. The console (20) includes a slider assembly (52) that moves toward and way form the front end (32) and rear end walls (34) to all... | 06/26/2001 |
| 5875521 | Apparatus for operating a front door of a VCR An apparatus for operating a front door of a VCR to enable the front door to pivot inward and outward with respect to the VCR. The apparatus has a door supporting member integrally formed at ends thereof with a first pivot shaft and a second pivot shaft r... | 03/02/1999 |
| 4185512 | Door stop for use with automatic door operators An electro-mechanical automatic door operator employing a motorized drive train including a pair of over-lapping gears closely confined within a header mounted housing of limited dimension and having a compact disc spring stop assembly carried by and mova... | 01/29/1980 |
| 4007557 | Pivot hung power operated door and inertia insensitive disconnectable drive linkage therefor An inertia insensitive disconnectable drive linkage connects a power operator to a swinging door and comprises a door bracket fixed to the door and an arm operator pivoted thereto. A latch positively locks the operator arm to the bracket during normal pow... | 02/15/1977 |
