"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 |
| 6178894 | Lateral control mount A mount for use in the suspension system of a railway truck that limits the relative lateral movement between a side frame member and a bearing adapter. In one embodiment, the mount includes a rigid material layer having at least four sections laterally a... | 01/30/2001 |