Quotables
"Flight by machines heavier than air is unpractical and insignificant, if not utterly impossible."
Simon Newcomb, astronomer ; Said in 1902, less than two years before the first flight at Kitty Hawk
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| Number | Title | Issue Date |
| 5027853 | Limit switch replacement system and universal bracket Apparatus which monitors the extent to which a mechanical valve (2) is opened which employs a rotary position transducer (5). The rotary position transducer (4) provides a signal representative of valve (2) position to a signal processor (10, 140 for anal... | 07/02/1991 |
