B41L—APPARATUS OR DEVICES FOR MANIFOLDING, DUPLICATING OR PRINTING FOR OFFICE OR OTHER COMMERCIAL PURPOSES; ADDRESSING MACHINES OR LIKE SERIES-PRINTING MACHINES
B41L1/00—Devices for performing operations in connection with manifolding by means of pressure-sensitive layers or intermediaries, e.g. carbons; Accessories for manifolding purposes
B41L1/20—Manifolding assemblies, e.g. book-like assemblies
B41L1/22—Manifolding assemblies, e.g. book-like assemblies made up of single sheets or forms
Procede de perforage et blanchet pour machine d'impression rotative equipee d'un dispositif ou d'un accessoire de perforage, par exemple pour machine offset