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Hubei Provice, CN
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last 30 patents
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Patent Application
Ring Binder Mechanism having Plastic Housing
Publication number
20080199246
Publication date
Aug 21, 2008
World Wide Stationery Mfg. Co., Ltd.
Chun Yuen To
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
RING BINDER MECHANISM HAVING PLASTIC HOUSING
Publication number
20080085145
Publication date
Apr 10, 2008
WORLD WIDE STATIONERY MANUFACTURING COMPANY LIMITED
Chun Yuen To
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Fastening System
Publication number
20070223990
Publication date
Sep 27, 2007
World Wide Stationery Mfg. Co., Ltd.
Shan J. Li
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Fastening system for a ring binder mechanism
Publication number
20070048071
Publication date
Mar 1, 2007
World Wide Stationery Mfg. Co., Ltd.
Shan Jun Li
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information
Patent Application
Ring binder having a clip
Publication number
20070048077
Publication date
Mar 1, 2007
World Wide Stationery Mfg. Co., Ltd.
Hung Yu Cheng
B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER