"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 |
| 7295222 | Image forming apparatus for double-sided printing and method of using the same An image forming apparatus includes a printing module that prints an image on a medium. A transfer unit transfers the medium. A rotating unit rotates the transfer unit such that first and second surfaces of the medium selectively face the printing module when the me... | 11/13/2007 |
| 4982659 | Fabric printing implement A fabric printing implement has a U-shaped, flexible support which carries at the ends of the "U" a printing head and an anvil. The printing head is formed of a recessed printing surface, and the anvil is formed of a tapered surface. The combination of th... | 01/08/1991 |