Patents for Napier Saw Works Inc.


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Patents for Napier Saw Works Inc.
Patents 1 - 4 of 4
Picture	Number	Date	Patentee	Title
	1,221,576	Apr. 03, 1917	C. Napier	Manufacture of tempered saw-blades
	1,333,767	Mar. 16, 1920	C. Napier	Method of making tempered blades
	1,350,618	Aug. 24, 1920	C. Napier	Apparatus for making tempered blades
	1,352,140	Sep. 07, 1920	C. Napier	Tempered blade