Binder
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United States of America Patent
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Jul 5, 2022
Grant Date -
Oct 21, 2021
app pub date -
Apr 8, 2021
filing date -
Apr 15, 2020
priority date (Note) -
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status (Latency Note)
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Abstract
A binder forming a booklet by bundling end portions of a plurality of sheets of paper such that paper addition or removal is possible includes a spread-shaped front cover member configured for sandwiching a bundle of the plurality of sheets of paper, a long cover member having an opening portion along a back portion of the front cover member, and a plurality of clips arranged so as to be configured for moving forward and backward in the opening portion of the cover member and having a pair of holding pieces and claw portions respectively extending inward from tips of the holding pieces. Through holes through which the claw portions of the plurality of clips are respectively inserted are formed in each of front and back covers of the front cover member.
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