Portable drainage device

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Description

FIG. 1 is a perspective view of our portable drainage device;

FIG. 2 is a front elevational view;

FIG. 3 is a rear elevational view;

FIG. 4 is a right end elevational view;

FIG. 5 is a left end elevational view;

FIG. 6 is a top plan view; and

FIG. 7 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
3572340 January 1968 Lloyd et al.
3675653 July 1972 Crowley et al.
3841331 October 1974 Wilder
4073294 February 14, 1978 Stanley et al.
4112949 September 12, 1978 Rosenthal et al.
Patent History
Patent number: D263168
Type: Grant
Filed: Sep 12, 1979
Date of Patent: Feb 23, 1982
Inventors: Leonard D. Kurtz (Woodmere, NY), Robert E. Bidwell (Melville, NY)
Primary Examiner: Veronica O'Keefe
Application Number: 6/74,756
Classifications
Current U.S. Class: D24/51; 128/278
International Classification: D2404;