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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 |
| D489331 | Electrical connector | 05/04/2004 |
| 6638136 | Toy figure with articulating joints A toy figure having multiple articulating limbs connected to the torso by pivot joints that are molded in a vertical injection molding step that forms and pivotally interconnects, in situ, one member of the pivot joint to a second, pre-formed member of th... | 10/28/2003 |
| 6616107 | Clamp, clamping means, and method of clamping A clamp, clamping means incorporating the clamp, and a method of clamping are disclosed. The clamp includes means for clamping a securing tie therein, together with means for attachment to a surface, and, in combination with a securing tie, provides a cla... | 09/09/2003 |
| 6599079 | Apparatus for locking a wheelchair lift in the stowed position A wheelchair lift having a foldable platform including a first platform portion foldably coupled to a second platform portion, a lifting frame, at least one lifting arm with one end pivotally coupled to the lifting frame and the other end connected to the... | 07/29/2003 |
| 6553602 | Device for pipeline interior cleaning The present invention relates to a pipeline interior surface cleaning device that is propelled through the pipeline by the operational properties of the transported medium. A speed regulator controls the rate of forward motion of the device and a series o... | 04/29/2003 |
| 6545651 | Driving circuit for organic thin film EL elements A pulse generator 1 creates a pulse in synchronization with a driving pulse 26. A charging circuit 2 charges EL elements 20 only for a period which is determined by an output from the pulse generator 1. The charging time is determined by resistance of a s... | 04/08/2003 |
| 6544098 | Interactive toy A very compact interactive toy is provided that provides highly life-like and intelligent seeming interaction with the user thereof. The toy can take the form of a small animal-like creature having a variety of moving body parts that have very precisely c... | 04/08/2003 |
| 6540561 | Locking mechanism for securely preventing disconnection between a plug and a receptacle In a plug connector (1) for being connected to a receptacle connector (2) in a first direction, a plug contact (13) is held by a plug housing (11) and has a principal surface extending along the first direction. The plug contact is formed with a concave p... | 04/01/2003 |
| 6540539 | Connector having an alignment function for a small board to be connected thereto A connector is adapted to connect a small board (1) inserted in a first direction (A1) and is provided with an elastic member (13) for pressing opposite ends of the small board in a second direction (A2) when the small board is inserted into an insulator ... | 04/01/2003 |
| 6537128 | Interactive toy A very compact interactive toy is provided that provides highly life-like and intelligent seeming interaction with the user thereof. The toy can take the form of a small animal-like creature having a variety of moving body parts that have very precisely c... | 03/25/2003 |
| 6298538 | Nonwoven metal fabric and method of making same A nonwoven, metal fabric is formed by providing a mass of loose fibers with sufficient lubricating oil for them to be carded without disintegration of the fiber web. The fiber web is then lapped and needled to form a metal fabric of superior strength, den... | 10/09/2001 |
