Folder

A folder comprises a casing and a core page; the casing is made of a single-layered hard color plastic sheet; the core page is made of a transparent plastic film, and the size of the core pate is the same as that of A3 paper; an opening is formed in the upper end of the core page; one side of the co...

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Bibliographic Details
Main Authors LI JIAYU, TAN DANKANG
Format Patent
LanguageEnglish
Published 15.07.2015
Subjects
BOOKBINDING
FILE CARDS
FILES
FILING APPLIANCES
INDEXING
PERFORMING OPERATIONS
SHEETS TEMPORARILY ATTACHED TOGETHER
SPECIAL PRINTED MATTER
TRANSPORTING
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Summary:A folder comprises a casing and a core page; the casing is made of a single-layered hard color plastic sheet; the core page is made of a transparent plastic film, and the size of the core pate is the same as that of A3 paper; an opening is formed in the upper end of the core page; one side of the core page is connected with the casing; buttons are arranged on the side, connected with the casing, of the core page; button seats are arranged on the side, far away from the casing, of the core page; the core page can be folded after the buttons are connected with the button seats. As the size of the core page is the same as that of the A3 paper, information paper of which size is the same as that of the A3 paper can be put into the core page without being folded, and can be completely checked conveniently; when information paper of which size is the same as that of A4 paper needs to be put into the core page, the size of the core page can be the same as that of the A4 paper after the core page is folded through a manner that the buttons and the button seats are connected, so that the information paper of which size is the same as that of the A4 paper can be put into the core page.
Bibliography:Application Number: CN20142798259U