Quotables
"That the automobile has practically reached the limit of its development is suggested by the fact that during the past year no improvements of a radical nature have been introduced."
Scientific American ; Jan. 2 edition, 1909
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| Number | Title | Issue Date |
| 5009776 | Filter system A filter system for achieving continuous filtering by the provision of three filter chambers disposed about a common vertical axis, each containing a filter bed comprised of buoyant particles through which the fluid to be filtered is passed in an upward d... | 04/23/1991 |
| 4738540 | Mixer blender A blender wherein the fluids to be blended are compelled to flow through a bed of loosely-associated buoyant bodies.... | 04/19/1988 |
| 4672689 | Water saving toilet system A toilet system comprising a bowl, a valve for supplying flush water to the bowl, an attrition chamber to which the effluent in the bowl is transferred by a motor-driven discharge pump connected to the attrition chamber for inducting the effluent from the... | 06/16/1987 |
| 4550452 | Toilet system A toilet system comprising a bowl, a treating chamber, a trap connecting the bowl to the treating chamber, said trap containing a bypass to a waste pipe, a conductor connecting the treating chamber to the waste pipe, a hydraulic attrition member in the tr... | 11/05/1985 |
| 4516280 | Water saving toilet system A toilet system comprising a bowl, a treating chamber, a trap connecting the bowl to the treating chamber, said trap containing a bypass to a waste pipe, a conductor connecting the treating chamber to the waste pipe, a macerator in the treating chamber fo... | 05/14/1985 |
