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| All Patents in class 366/329.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 109,228 | Nov. 15, 1870 | N. Linden | Coffee Roaster | coffee roasters | |
| 3,674,720 | Jul. 04, 1972 | D. Dunn | Process for Mixing Coreactive Liquids which Form Polyurethanes | manufacturing processes | |