SEARCH RESULTS for assignor:"LIU, GUOHUA; HE, ZHIFENG" AND day:[2019-03-07T00:00:00Z TO 2019-03-07T23:59:59Z]

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(X0) 16179892: WATER SOFTENER VALVE AND WATER SOFTENER

(A1) 20190072206: WATER SOFTENER VALVE AND WATER SOFTENER

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(X0) 16179935: EJECTOR OF A WATER SOFTENER VALVE, WATER SOFTENER VALVE, AND WATER SOFTENER

(A1) 20190072199: EJECTOR OF A WATER SOFTENER VALVE, WATER SOFTENER VALVE, AND WATER SOFTENER

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(X0) 16179945: WATER SOFTENER VALVE AND WATER SOFTENER

(A1) 20190072208: WATER SOFTENER VALVE AND WATER SOFTENER

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Patent(s)

(X0) 16179894: WATER SOFTENER VALVE AND WATER SOFTENER

(A1) 20190072207: WATER SOFTENER VALVE AND WATER SOFTENER

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(X0) 16179947: WATER SOFTENER VALVE AND WATER TREATMENT APPARATUS

(A1) 20190072209: WATER SOFTENER VALVE AND WATER TREATMENT APPARATUS