"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 |
| 4854357 | Wheel accessory for additional traction An apparatus for use with an automotive wheel including a tire to provide additional traction includes a first and a second ring member fabricated of hard grooved metal material, each having a sufficient diameter and held in a spaced-apart parallel relati... | 08/08/1989 |