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Patents Grants
last 30 patents
Information
Patent Grant
Wall hanging fixing device and wall hanging bathroom articles
Patent number
9,677,705
Issue date
Jun 13, 2017
NINGBO BOSHENG PLUMBING CO., LTD.
Difeng Cen
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Drainage device for kitchen and bath facilities
Patent number
8,769,735
Issue date
Jul 8, 2014
Ningbo Bosheng Plumbing Co., Ltd.
Difeng Cen
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Open/close device of a washing tank drain system
Patent number
8,468,619
Issue date
Jun 25, 2013
Ningbo Bosheng Plumbing Co., Ltd.
Difeng Cen
E03 - WATER SUPPLY SEWERAGE
Information
Patent Grant
Water diverting device
Patent number
8,418,720
Issue date
Apr 16, 2013
Ningbo Bosheng Plumbing Co., Ltd.
Difeng Cen
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Switch for kitchen and bath appliances
Patent number
8,403,297
Issue date
Mar 26, 2013
Ningbo Bosheng Plumbing Co., Ltd.
Difeng Cen
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
Wall Hanging Fixing Device And Wall Hanging Bathroom Articles
Publication number
20130228660
Publication date
Sep 5, 2013
NingBo BoSheng Plumbing Co., Ltd.
Difeng Cen
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
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last 30 trademarks