File folder, box and panel designed with pre-perforated holes, grooves and slots
A novel file folder, box and panel designed with pre-perforated holes, grooves and slots where the file folder at least comprises two pieces of panel, on which a plurality of holes, grooves, slots, and border indentations are pre-perforated. The file folder panel has at least a flap on its periphery. The pre-perforated holes, grooves and slots are fit for installing a variety of file clips. The pre-perforated holes and slots also permit fixing and winding the elastic trap. The flap, after being erected up in place, allows the file clip and elastic trap to band together. The invention provides a separate design of file folder panels and file clips to form varying combinations, functions and economical benefits as the end-user desires.
B B B
B42F B42F B42P
inventional inventional additional
Hung-Wei
Chen