"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 |
| 7854338 | Water tank and method for manufacturing a water tank A water tank T of plastic material which is joined by using at least two open and identical tank parts 1 and a joining plane 2, the tank parts having respective opening structures R with a flattened inner opening edge, a sealing channel 26 being... | 12/21/2010 |
| 7287663 | Lined pressure vessel and connector therefor A pressure vessel is disclosed which includes a lower metallic dome having a lower rim portion, and an upper metallic dome having an upper rim portion, a plastic liner disposed within the upper and lower metallic domes, a metallic band disposed between the plastic l... | 10/30/2007 |
| 6405636 | Brake actuation having snap-fit tamper resistant spring chamber A spring brake actuator having a flange case and a head is provided. The flange case includes a radially outwardly extending annular flange, and the head includes a shoulder and a collar extending therefrom. The collar includes a plurality of radially spa... | 06/18/2002 |
| 5465856 | Plastic container having injection-molded container components A container constituted of injection-molded plastic components, the components having the property of enabling discrete particles thereof to be securely joined to each other under the action of heat and pressure. The injection-molded components form a pai... | 11/14/1995 |
| 5434045 | Biological support system container A unique method of obtaining a recycling of air and/or plasmas, to allow a controlled system for creating and regulating temperature in a container facilitating transport and long-term storage of biological matter. This method allows a sterile packaging o... | 07/18/1995 |
| 5217140 | Tank construction and method of manufacture A tank construction including an outer shell of steel material comprised of two half members welded together. The half members are formed by a deep drawing process. An inner shell of non-corrosive material is cast inside the outer shell by a rotational ca... | 06/08/1993 |
| 5057971 | Modular stockable housing for electronic device A expandable housing for an electronic device allows additional modules to be received in a simple manner so as to build on a base module and which is suitable for use in a vehicle. The housing comprises a frame, in which provisions are made for receiving... | 10/15/1991 |
| 4579242 | Molded plastic pressure tank The improved tank construction includes two injection molded thermoplastic sections having overlapping male and female circumferential wall portions. The male wall portion includes a crowned bonding surface that diverges inwardly towards the central axis ... | 04/01/1986 |
| 4304038 | Method of manufacturing small-sized pressure vessel of sheet metal Small-sized pressure vessels made of sheet metal which are suitable for the storage and carriage of pressurized liquid, pressurized gas and the like are provided herein, and also the method of manufacturing these pressure vessels which comprises in combin... | 12/08/1981 |
| 3938687 | Barrel of synthetic material Two symmetrical, axially separable barrel halves of plastic material are provided at their confronting end faces with peripheral edge beads each forming a set of axially projecting teeth alternating with gaps of like width, the teeth of each half fitting ... | 02/17/1976 |
| 3934747 | Container, particularly for liquids A container, particularly for liquids, consisting of at least two coaxial parts manufactured from synthetic material, wherein each part has a ring which is concentrically connected with the peripheral edge thereof. In the two interconnected parts, both th... | 01/27/1976 |