Ventilator for containers

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Description

FIG. 1 is a bottom perspective view of a ventilator for containers showing our new design;

FIG. 2 is an end elevation thereof, the opposite end being plain and unornamented;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a side elevation thereof, the opposite side being identical in appearance; and

FIG. 5 is a top plan view thereof.

Referenced Cited
U.S. Patent Documents
D247508 March 14, 1978 Kujawa, Jr.
4038911 August 2, 1977 Hart
4094935 June 13, 1978 Walker et al.
4300440 November 17, 1981 Holter
Patent History
Patent number: D286908
Type: Grant
Filed: Aug 10, 1984
Date of Patent: Nov 25, 1986
Assignee: Nishiyama Corporation of America (New York, NY)
Inventors: Shigeo Mizuno (Yamato), Masaki Takahashi (Kawasaki)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Law Firm: Darby & Darby
Application Number: 6/639,923
Classifications
Current U.S. Class: D23/139; D23/153