PH25920A - Tank-plant vessel-combination with water-level indicator as device for long term water supply for various types of plant cultures
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Tank-plant vessel-combination with water-level indicator as device for long term water supply for various types of plant cultures
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Application filed by Hubert K BlockfiledCriticalHubert K Block
Priority to PH34737ApriorityCriticalpatent/PH25920A/en
Publication of PH25920ApublicationCriticalpatent/PH25920A/en
PH34737A1987-01-161987-01-16Tank-plant vessel-combination with water-level indicator as device for long term water supply for various types of plant cultures
PH25920A
(en)