Patents Granted on 1808-09-21


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Patents Granted on 1808-09-21
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
937X	Sep. 21, 1808	M.B. Parmelee	Ratchet wheel
938X	Sep. 21, 1808	M.B. Parmelee	Ratchet wheel
NX-180,809,211	Sep. 21, 1808	A. Ross	Brick machine	brick and tile making machines