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| Patents for Arthur Joseph Allen | |||||
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| Number | Title | Classification(s) | |||
| GB-720,494 | Multi-tool-head machine tools with rectilinearly movable work-holding platens | ||||
| GB-771,790 | Machine tools having platen transfer means | ||||
| CA-795,513 | Setting of cutting tools | ||||
| 3,504,442 | Setting of cutting tools | 33/613, 33/641, 33/833 | |||