Card file assembly
Combined detachable filing wallet devices
Combined file pocket and expanding file
Document case with expanding and fixed sections
Document holder with an extensible-retractable bag
Expandable folder
Expanding envelope with a utility pocket
Expanding file with multisize pocket dividers
Expansible document holder
Extendible accordion-like file
File folder
Filing device
Folder for letter-size documents
Folder for papers
Reinforced expandable folders
Retractable dual-purpose file folder