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Mini Lab Gold Flotation Machine For Mineral Testin

2000-3-10remainder of the grooves, preventing lateral motion of the comb, the machine is transformed into a self-spooler by setting the bobbin, l, on the spindle end of the shaft, cpro- jecting for that purposewhich rapidly winds its yarn from the swifts without interfering with the progress of the work on the comb, entirely obviating the use of a.

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