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| Patents for American Tool Works Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,977,860 | Apr. 04, 1961 | V.D. Hery | Machine for Producing Containers | pan making machines | |
| 3,074,683 | Jan. 22, 1963 | A. Kullman | Single Plane Tracer Valve | tracer controlled lathes | |
| 3,117,658 | Jan. 14, 1964 | C.L. Schulte, K.G. Byar, W.G. Hoelscher | Hydraulically Operated Transmission System | hydraulic apparatus | |
| 3,222,955 | Dec. 14, 1965 | C.M. Wessels, P.A. Ross | Indexing Device | indexers and dividers | |