, or other machine parts to accommodate specified size envelopes. Turns set screws to adjust feeding, folding, gumming, sealing... and glassine applying mechanisms according to size of envelopes made. Operates machine for trial run and measures dimensions...
, or other machine parts to accommodate specified size envelopes. Turns set screws to adjust feeding, folding, gumming, sealing... and glassine applying mechanisms according to size of envelopes made. Operates machine for trial run and measures dimensions...