Assignee

DHR INC

US·1 granted patent·152 citations·filing 1984–1984

Technology mixF21S1 F21V1 G02B1 H10F1

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0194US4539625ALighting system combining daylight concentrators and an artificial sourceDHR INC·Filed 1984·Granted Sep 3, 1985·152 cites·16 claims

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