· 2013-04-01 · designed on the verti- cal blade principle, saws being the attached to a...

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Page 1:  · 2013-04-01 · designed on the verti- cal blade principle, saws being the attached to a recipro- cating frame which moves in an up-and- down direction. The a series of spikes
Page 2:  · 2013-04-01 · designed on the verti- cal blade principle, saws being the attached to a recipro- cating frame which moves in an up-and- down direction. The a series of spikes
Page 3:  · 2013-04-01 · designed on the verti- cal blade principle, saws being the attached to a recipro- cating frame which moves in an up-and- down direction. The a series of spikes
Page 4:  · 2013-04-01 · designed on the verti- cal blade principle, saws being the attached to a recipro- cating frame which moves in an up-and- down direction. The a series of spikes