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All Patents in class 366/329.1
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
109,228Nov. 15, 1870N. LindenCoffee Roastercoffee roasters
3,674,720Jul. 04, 1972D. DunnProcess for Mixing Coreactive Liquids which Form Polyurethanesmanufacturing processes
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