Subterranean water drain

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Description

FIG. 1 is a perspective view of a subterranean water drain illustrating my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and

FIG. 7 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D34281 March 1901 Phelps
D204184 March 1966 Schulze
D227887 July 1973 Cosson
1127246 February 1915 Hirshstein
1972513 September 1934 Drehmann
Patent History
Patent number: D252702
Type: Grant
Filed: Mar 14, 1977
Date of Patent: Aug 21, 1979
Assignee: Polyphase Corporation (Charlotte, NC)
Inventor: John A. Armistead (Charlotte, NC)
Primary Examiner: James R. Largen
Attorney: Channing L. Richards
Application Number: 5/777,009
Classifications
Current U.S. Class: D23/40
International Classification: D2301;