"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 |
| 4092849 | Method and apparatus for measuring melt elasticity of polymers An apparatus and method for measuring the elastic properties of polymer melts and polymer solutions including the placement of a specimen of the material to be tested, within the intervening space between two members both of which are capable of low frict... | 06/06/1978 |
| 4084698 | Egg weighing device Egg grading equipment of the type wherein a series of weighing devices each having a balance beam adjusted to respond to the weight of an egg of predetermined weight are provided with activating means which are cushioned or damped so as to render the weig... | 04/18/1978 |