"The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular?"
David Sarnoff, American radio pioneer ; 1921
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| Number | Title | Issue Date |
| 4430664 | Glass-moulded type semiconductor device A glass-moulded type semiconductor device comprising semiconductor arrangement composed of at least one semiconductor pellet having at least one P-N junction, edges of which are exposed to peripheral surfaces of the semiconductor pellet, a pair of electro... | 02/07/1984 |
| 4214025 | Mesh electrodes and method of making them A mesh electrode for a c.r.t. display device consists of a number of coplanar portions of mesh insulated from each other, and secured to a support plate by means of two layers of refractory compound. The first layer is applied to the support plate and all... | 07/22/1980 |
| 4142881 | Process for welding glass so that metallic elements pass through the weld bead A process for welding two glass members together to form a weld bead through which connecting wires extend. The glass members are first brought into intimate contact with metal parts which can be heated by a high frequency current. The glass members are h... | 03/06/1979 |