Machines and machine tools for use in the paper and bookbinding industry, namely, document binding and bookbinding apparatus and machines, for industrial use; Machines for use in the paper industry, namely, bookbinding machines working with hot-melt adhesives, trimming machines for cutting edges of books, head banding machines for gluing head bands onto book spines, casing-in machines for application of hard covers to blocks of signatures, automatic cover feeders with scoring and creasing dev...