"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 |
| 5076942 | Filter The present invention relates to a method for filtering liquids. More particularly it is concerned with providing a clog-resistant filter of the kind in which a open end and with walls of metal, plastic or other suitable material bearing numerous perforat... | 12/31/1991 |
| 4966701 | Filter The present invention relates to a filter for liquids. More particularly it is concerned with providing a clog-resistant filter of the kind in which a filter element (usually of hollow cylindrical shape), having at least one open end and with walls of met... | 10/30/1990 |