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Paper, Printing & Office Supplies
Class Information
Number:
412/15
Name:
Bookbinding: process and apparatus
>
Apparatus
> Repair means
Description:
Apparatus specifically designed for reclaiming or rebuilding damaged books(*) or elements of books.
Patents under this class:
Patent Number
Title Of Patent
Date Issued
7475623
Pressing structure for hole-punching unit
Jan. 13, 2009
6663331
Ring opening and closing bar and binding apparatus using the same
Dec. 16, 2003
6000895
Device for opening a binding element
Dec. 14, 1999
5308209
Binding machine with debinder
May. 3, 1994
5118238
Debinder for strip-bound books and documents
Jun. 2, 1992
5018765
Auxiliary binder
May. 28, 1991
5017070
Book binding reinforcement
May. 21, 1991
4879149
Book binding reinforcement
Nov. 7, 1989
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