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| Patents for Thomas A. Waltz | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,294,187 | Aug. 25, 1942 | T.A. Waltz, A. Kullman | Apparatus for Heat Treating | heat treating machines | |
| 2,312,839 | Mar. 02, 1943 | T.A. Waltz, A. Kullman | Flame Hardening Of Rack Bars | heat treating machines | |
| 2,346,923 | Apr. 18, 1944 | T.A. Waltz, A. Kullman | Apparatus for Flame Hardening Racks and the Like | heat treating machines | |