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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 |
| 5756918 | Musical information analyzing apparatus An musical information analyzing apparatus operates in a data-processing manner and segments a melody of a given music into phrases so that each phrase should be recognized by the human ear as a note string to be demarcated in grasping musical sensation, ... | 05/26/1998 |
| 5646362 | Sound parameter editing device for an electronic musical instrument When sound parameters defining a selected element among plural elements constituting a sound are edited, a predetermined schematic display of the entire elements constituting the sound is made and, also, a particular part of the schematic display correspo... | 07/08/1997 |
| 4584922 | Electronic musical instrument In an electronic musical instrument, a tone generation designating circuitry provides, upon depression of each playing key, a set of parameter signals designating properties such as pitch and timbre of a tone to be generated and a key-on signal indicating... | 04/29/1986 |
| 4315452 | Electronic organ percussive modulator An electronic organ apparatus arranged to provide percussive musical tones by differentiating a rectangular waveform tone signal and subsequently clipping the differentiated signal at a variable level under the control of an envelope signal to produce an ... | 02/16/1982 |
| 4141269 | Electronic musical instrument A plurality of tone signals corresponding to one note and having the same fundamental frequency and different harmonic components are modified in amplitude according to the shape of an envelope signal generated upon key depression and having an amplitude ... | 02/27/1979 |
| 4085648 | Electronic sound synthesis Method and apparatus for synthesis or imitation of sounds of musical instents wherein the partial tone structure is a function of the volume or intensity impression to be effected with a listener, and controlled by controlling the relative content of sig... | 04/25/1978 |
