Assignee

BROWN DAVID S

3 granted patents·12 citations·filing 1978–1981

Technology mixB01D2 A61H1

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3 records

0149USD270756SCoal binBROWN DAVID S·Filed 1981·Granted Sep 27, 1983·4 cites·1 claims
0241US4187178AHolder for filter screensBROWN DAVID S·Filed 1978·Granted Feb 5, 1980·7 cites·1 claims
0329US4311592AFilter screen for whirlpool apparatusBROWN DAVID S·Filed 1980·Granted Jan 19, 1982·1 cites·2 claims

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