Yu FENG

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Dongguan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Aquarium filter containing a cartridge clog indicator
- Patent number 9,826,722
- Issue date Nov 28, 2017
- Central Garden and Pet Company
- Andy Hudson
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
AQUARIUM FILTER CONTAINING A CARTRIDGE CLOG INDICATOR
- Publication number 20150096943
- Publication date Apr 9, 2015
- CENTRAL GARDEN AND PET COMPANY
- Andy HUDSON
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING