Patents Granted on 1807-04-17


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Patents Granted on 1807-04-17
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
748X	Apr. 17, 1807	S.G. Whipple	Mode of applying bark for hats etc.	milliner
749X	Apr. 17, 1807	E. Jencks	Mode of making fire brick	brick maker