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Patents for Edward P. Armstrong
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
426,357	Apr. 22, 1890	E.P. Armstrong	Attachment for saw-mill	sawmill log handling
1,771,602	Jul. 29, 1930	R.S. Jackson, E.P. Armstrong	Grinder for Concave Saw Teeth	saw sharpening machines

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