Quotables
"It is my heart-warmed and world-embracing Christmas hope and aspiration that all of us, the high, the low, the rich, the poor, the admired, the despised, the loved, the hated, the civilized, the savage (every man and brother of us all throughout the whole earth), may eventually be gathered together in a heaven of everlasting rest and peace and bliss, except the inventor of the telephone. "
Mark Twain ; Christmas greetings, 1890
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| Number | Title | Issue Date |
| 4336836 | Heat reclaimer An apparatus for reclaiming heat from the discharge gas from a combustion fuel heating unit, which has: inlet and outlet sections; an expansion section whose circumference gradually increases in the direction of flow, thereby providing an increased area f... | 06/29/1982 |
| 4335850 | Hot water heating system A system for producing hot water for a residential dwelling by recovering heat from the hot combustion gases in the flue and chimney of the dwelling's heating system. The system uses the usual hot water tank and furnace of the dwelling without any substan... | 06/22/1982 |
| 4226363 | Stove bench A stove bench comprised of a metal liner forming an interior duct which is covered with tiles or masonry to form the outer face of the stove bench, an inlet to the duct for receiving hot exhaust gases from a stove or furnace, and an outlet from the duct f... | 10/07/1980 |
| 4142679 | Building heating system A heat jacket and flue assembly includes an air inlet in the attic for communication with humid outside air and an outlet adjacent the furnace in communication with the area to be heated. A fan moves air from the outside through the attic into the heat ja... | 03/06/1979 |
