...that a workman who left the soap mixing machine on too long was responsible for making Ivory Soap? He was so embarrassed by his mistake that he threw the mess in a stream. Imagine his dismay when the evidence of his error floated to the surface! Result: Ivory soap, the soap that floats.
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| Number | Title | Issue Date |
| 5297510 | Volume ignition system A volume ignition system for internal combustion engines causes ignition processes of fuel by location of a high voltage electrode (1) of a spark plug inside an engine's cylinder. Electrical discharges are created basically from the high voltage electrode... | 03/29/1994 |