Patents for Francis N. Thompson


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Patents for Francis N. Thompson
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	537,719	Apr. 16, 1895	C.P. Russell	Post Drill
	802,894	Oct. 24, 1905	A.J. Smart	Tap Wrench
	862,069	Jul. 30, 1907	H.E. Goodell	Breast-drill
	871,451	Nov. 19, 1907	A.J. Smart	Screw-cutting die and holder therefor