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Patents Granted on 1809-01-30
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
991X	Jan. 30, 1809	A. Boucherie	Distilling apparatus	distilling apparatus
992X	Jan. 30, 1809	N.S. Parmantier	Discolouring linseed oil, imparting to it a drying quality and converting it into an uncoloured varnish

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