A device 3 wherein said {TAIL ~ clamp means} is comprised of {HEAD ~ a rigid clamp block} and a movable clamp pad so as to permit a flexible sheet of foam material to be clamped therebetween 
A device 3 wherein said { TAIL ~ clamp means } is comprised of { HEAD ~ a rigid clamp block } and a movable clamp pad so as to permit a flexible sheet of foam material to be clamped therebetween
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH