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| All Patents in class 366/330.1 | |||||
| Number | Date | Patentee | Title | Type | |
| 6,119X | Oct. 01, 1830 | E. Dewey | Floating wheel churn | churns | |
| 8,942X | Jun. 26, 1835 | I. Wood | Churn | churns | |
| 120,103 | Oct. 17, 1871 | L. Runyon | Improvement in churns | churns | |
| 243,511 | Jun. 28, 1881 | S.E. Chubbuck | Machine for stirring and discharging mash | brewing apparatus | |