1
Jong Chul Lee: Hydroponic device for plant cultivation. Harvey Kaye, Jerry Cohen, August 15, 1995: US05440836 (25 worldwide citation)

A hydroponic device comprises a reservoir for containing culture fluid therein, one or more cultivation beds placed on the reservoir one above the other, a conduit extending vertically upwardly from the reservoir up to an uppermost cultivation bed and a fluid pump mounted on the reservoir for forced ...


2
Jong Chul Lee: Hydroponic device for plant cultivation. Jong Chul Lee, LU NING, September 20, 1995: CN94104317

A hydroponic device comprises a reservoir for containing culture fluid therein, one or more cultivation beds placed on the reservoir one above the other, a conduit extending vertically upwardly from the reservoir up to an uppermost cultivation bed and a fluid pump mounted on the reservoir for forced ...



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