Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 4467731 | Steam injection system for an incinerator A steam injection system for an incinerator. The incinerator includes a housing that defines a combustion chamber, and a plenum is mounted beneath the housing. Air for the combustion process is fed to the plenum and steam is separately introduced into the... | 08/28/1984 |
