Quotables
"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 5238451 | Light eliminator for poultry house A light eliminator which permits passage of ventilating air but totally eliminates entry of light into the poultry house which includes a plurality of laterally spaced vertical fins or panels each of which is of a unique configuration which breaks the lig... | 08/24/1993 |
| 5133692 | Light restricting housing for a ventilation system A light restricting housing for a ventilating system including a flow-through frame member having a plurality of spaced parallel blade members disposed there, the blade members being contoured to obscure direct passage of light therethrough and including ... | 07/28/1992 |
| 4318338 | Louver structure Louver structures having horizontally disposed overlapped members, whereby in one disposition, the louver structure sheds precipitation at one of its sides, and in reversed inverted disposition, the louver structure sheds precipitation at the other of its... | 03/09/1982 |
