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Lord Kelvin, British mathematician and physicist ; 1897
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| Number | Title | Issue Date |
| 5428982 | Machine tool with cam gear, in particular for punching and shaping the lead-outs of integrated circuits The machine tool has a frame (10) and in it, a cam gear with two pairs of cam tracks with complementary curve shapes. The tool actuation takes place by means of two levers (3a, 3b) which are hinged to the side on a clamping plate (8). Each of these levers... | 07/04/1995 |
| 5386620 | Punching and shaping machine tool with cam gear The machine tool has a frame (10) and in it, a cam gear with two pairs of cam tracks with complementary cam shapes. The tool actuation takes place by means of two levers (3a, 3b) which are hinged to the side on a clamping plate (8). Each of these levers h... | 02/07/1995 |