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| Patents for Howard B. Tuthill | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,378,112 | Jun. 12, 1945 | H.B. Tuthill, H.F. Caldwell | Adjustable labeling device | ||
| 2,858,954 | Nov. 04, 1958 | H.B. Tuthill | Label securing attachment | ||
| 2,864,522 | Dec. 16, 1958 | H.B. Tuthill | Labeling machine | ||