WATERING DEVICE
SOBOLIN GEORGIJ V,SU, ANDREEV PAVEL I,SU, RUMYANTSEV LEONID I,SU, CHERNYSHOV VIKTOR G,SU
Year of Publication 15.09.1988
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Year of Publication 15.09.1988
Patent
WATER OUTLET FOR IRRIGATION PIPELINE
SOBOLIN GEORGIJ V,SU, ANDREEV PAVEL I,SU, RUMYANTSEV LEONID I,SU, CHERNYSHOV VIKTOR G,SU
Year of Publication 23.05.1988
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Year of Publication 23.05.1988
Patent