Patents for M. Robertson


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Patents for M. Robertson
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	336,631	Feb. 23, 1886	C. Esplin	Nose-guard for saw-mill head-blocks
	386,831	Jul. 31, 1888	J. Kelly	Work-bench
	1,058,441	Apr. 08, 1913	W.D. Kelly	Woodworking-machine