Patents Granted on 1822-03-20


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Patents Granted on 1822-03-20
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
3,479X	Mar. 20, 1822	S. Cranston	Spring shuttle spindle	weaver
3,480X	Mar. 20, 1822	E. Green, M. Blackslee	Bending timber for sleighs, etc.	wood bending machines