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| All Patents in class 72/379.4 | |||||
| Picture | Number | Date | Patentee | Title | |
| RE3,996 | May 24, 1870 | H.W. Hayden | Making Brass Kettles | ||
| 1,265,954 | May 14, 1918 | A.R. Pribil | Process of Forming Grease Cups | ||