Trench drain

Skip to: Description  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of a trench drain incorporating my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is an end view thereof; and

FIG. 5 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
D213956 April 1969 Jones, Jr. et al.
D222354 October 1971 Foltz
D237493 November 1975 Storm
D243766 March 22, 1977 Isaacs
1978491 October 1934 Gladman
2701027 February 1955 Scoville
3212267 October 1965 Biehn
3225545 December 1965 Flegel
Patent History
Patent number: D259950
Type: Grant
Filed: Sep 26, 1978
Date of Patent: Jul 21, 1981
Inventor: John G. Henry (Quinlan, TX)
Primary Examiner: James R. Largen
Law Firm: Richards, Harris & Medlock
Application Number: 5/945,824
Classifications
Current U.S. Class: D23/42
International Classification: D2301;