"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 5704084 | Inflatable mattresses An inflatable mattress is of an elongated plan form and comprises a plurality of inflatable cells also of an elongated form which are disposed contiguously in a row extending along the longitudinal axis of the mattress. Constraints of a tray-like form cir... | 01/06/1998 |