creaser
1. See: FOLDER (1)
. 2. A curved finishing tool having lines cut on
its face, and used to impress an ornamental blind
line or lines on a leather binding. 3. A machine
used in edition and library binding for creasing
the endpapers even with the back edge of the text
block and sealing them down by means of heat. For
this purpose, the cloth joint of the endpaper is
coated with a heat-sealing adhesive. 4. A device
employed in some folding machines for creasing
coated papers. (94 ,
264 , 322 )
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