Patents for Andrew Y. McDonald


	Home\| FAQ	Search:Advanced\|Person\|Company\| Type\|Class	Login


Quick search:	Patent number:	Patent Date:

Patents for Andrew Y. McDonald
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	38,316	Apr. 28, 1863	A.Y. McDonald	Improvement in Screw-Wrenches
	47,067	Mar. 28, 1865	A.Y. McDonald	Improved Wrench