Hydroponic tank

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Description

FIG. 1 is a perspective view of the hydroponic tank showing my new design;

FIG. 2 is a top plan view of the hydroponic tank shown in FIG. 1;

FIG. 3 is a side elevation view of the hydroponic tank shown in FIG. 1; and

FIG. 4 is an end view of the hydroponic tank shown in FIG. 1.

Referenced Cited
U.S. Patent Documents
D243113 January 18, 1977 Hirsch
780627 January 1905 Umbehend
2971290 February 1961 Kyle
3724127 April 1973 Rosenwach
Patent History
Patent number: D247357
Type: Grant
Filed: Feb 3, 1977
Date of Patent: Feb 28, 1978
Inventor: Michael Wade Gray (Denver, CO)
Primary Examiner: Wallace R. Burke
Assistant Examiner: B. J. Bullock
Attorney: Thomas W. O'Rourke
Application Number: 5/765,338
Classifications
Current U.S. Class: And Horizontally Elongated In Front Elevation, E.g., Window Box, Etc. (D11/156)
International Classification: D1102;