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| Number | Title | Issue Date |
| 4449431 | Screw wrench An adjustable wrench has a fixed jaw at its head. A movable jaw is adapted on a slide glidably accommodated in the wrench head, the slide being positionable in optional positions by means of an adjusting screw or other device. The slide has a web in the f... | 05/22/1984 |
| 4404746 | Wire retainer and diagonal cutting nipper with wire retainer A wire retainer, as well as a box joint nipper provided with such wire retainer, which is made from sheet metal and fittable to a side nipper of the kind consisting of two members crossing each other at a box joint portion, which are pivotably kept togeth... | 09/20/1983 |
| 4247983 | Wire retainer and diagonal cutting nipper with wire retainer A wire retainer, as well as a side nipper provided with such wire retainer, which is made from sheet metal and fittable to a side nipper of the kind consisting of two members crossing each other at a joint portion, which are pivotably kept together by a h... | 02/03/1981 |
| 4227430 | Hand tool A rotatable hand tool, especially a screwdriver or other rotating tool for screws or nuts. The tool is of the kind having cavities in its handle for storing at least one, or usually several tool bits, which can optionally be attached to a holder attached ... | 10/14/1980 |
| 4091696 | Pliers A sliding joint pliers having a fulcrum pin projecting from one of its limbs and displaceably arranged in a slot in the second of its limbs, has an adjusting screw rotatably mounted on a carrying plate disposed between the limbs. The second limb has a rac... | 05/30/1978 |
| 4074597 | Pliers Pliers in which a spring which moves the pliers handles apart is carried in a recess in one handle, and has a free end sliding in a guiding track in the other handle and which free end moves away from the point of the handles when the same are moved toget... | 02/21/1978 |
| 3999467 | Piston cylinder assembly A piston-cylinder assembly having a circumferential groove around the piston near the end of the piston facing the cylinder chamber, a cuff around the piston at a location more remote from said chamber from the groove, a guide ring mounted in the groove f... | 12/28/1976 |
