D ring binder

Data binder slide

Demountable writing table for a notebook

Detachable photoalbum

Device and method for retaining and displaying a collection...

Device for binding holed sheets

Device for binding sheets and bound sheets

Device for binding together a stack of document sheets

Device for holding sheets provided with perforations

Device for interlocking perforated writing material

Device for perfected closure of the mechanism having flat rings

Device for retaining sheets files or punched cards in binders or

Device for storing documents

Device for supporting a block of sheets

Device for the impaling of loose leaves

Device for the permanent binding of sheaves of paper and method

Device for the removal of paper from binders

Devices for holding sheets

Devices for inserting and removing labels

Direct access modular binder