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All Patents in class 81/454 | |||||
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Number | Title | Classification(s) | |||
108,383 | Screw holding screwdriver | 81/454 | |||
302,067 | Screw holding screwdriver | 81/454 | |||
303,003 | Screw holding screwdriver | 81/454 | |||
306,394 | Screw holding screwdriver | 81/454 | |||
703,638 | Screw holding screwdriver | 81/454 | |||
953,434 | Tool Holder | 279/36, 81/438, 81/454 |