Device for processing a material web using ultrasound and having {HEAD ~ a support} for {TAIL ~ the sonotrode} 
for
Device for processing a material web using ultrasound and having { HEAD ~ a support } for { TAIL ~ the sonotrode }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL