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| Patents for Arthur Joseph Allen | |||||
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| Picture | Number | Date | Patentee | Title | |
 | GB-720,494 | Dec. 22, 1954 | A.J. Allen, W. Wright | Multi-tool-head machine tools with rectilinearly movable work-holding platens | |
 | GB-771,790 | Apr. 03, 1957 | A.J. Allen | Machine tools having platen transfer means | |
 | CA-795,513 | Oct. 01, 1968 | A.J. Allen | Setting of cutting tools | |
 | 3,504,442 | Apr. 07, 1970 | A.J. Allen | Setting of cutting tools | |