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 |
| 4129774 | Filling materials for heating elements A heating element consisting of a metal pipe, an electric resistance conductor inserted into the metal pipe and a heat resistant insulating material filled between said metal pipe and said electric resistance conductor, characterized in that said heat res... | 12/12/1978 |
| 4105530 | Corrosion resistant electrodes for electrochemical use An electrode suitable for use in corrosion conditions is formed with its exposed surface composed of a substantially pore-free material consisting of an acid-resistant, semi-conducting oxide material in a fused glass. Titanium-doped ferric oxide semi-cond... | 08/08/1978 |
