"Radio has no future."
Lord Kelvin, British mathematician and physicist ; 1897
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| Number | Title | Issue Date |
| 4691398 | Shoe making machine A shoe making machine is disclosed. It comprises a base; a slide table movably mounted on the base; a supporting member fixedly mounted on the slide table and having a clamping device for clamping the heel portion of a shoe body; a pair of guide shafts br... | 09/08/1987 |