Patents Granted on 1803-03-07


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Patents Granted on 1803-03-07
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
428X	Mar. 07, 1803	J. DeMontmollin, W. Bell	Roller cotton gin	cotton gins
429X	Mar. 07, 1803	J. Naylor	Improvement in Extracting a Spirit From Starch Water	distilling
430X	Mar. 07, 1803	S. Bent	Wheel to turn under water	water wheels