All Patents in class 126/181


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All Patents in class 126/181
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
4,368X	Mar. 23, 1826	E. Nott	Evolution and management of heat	furnaces
5,048X	Mar. 26, 1828	E. Nott	Evolution and management of heat	furnaces