Patents Granted on 1841-07-29


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Patents Granted on 1841-07-29
Patents 1 - 4 of 4
Number	Date	Patentee	Title	Type
2,196	Jul. 29, 1841	L. Yale	Improvement in sawmill dogs	sawmill dogs
2,198	Jul. 29, 1841	J. Thompson	Machine for Cutting Screws on the Rails of Bedsteads	wood threading machines
2,199	Jul. 29, 1841	T. Prosser	Improvement in the manufacture of buttons	button making machinery
2,202	Jul. 29, 1841	J.C. Mayo	Portable sawmill	reciprocating sawmills