Pressure equalization valve for a cold room

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Description

1. Pressure equalization valve for a cold room

FIG. 1.1 is a top plan view of a pressure equalization valve for a cold room showing my new design;

FIG. 1.2 is a side elevation view thereof;

FIG. 1.3 is a front side perspective view thereof; and

FIG. 1.4 is a front elevation view thereof.

Claims

The ornamental design for a pressure equalization valve for a cold room, as shown and described.

Referenced Cited
U.S. Patent Documents
D242709 December 14, 1976 Schourup
D242710 December 14, 1976 Schourup
D537919 March 6, 2007 Yamashita
D623271 September 7, 2010 Yamada
D676110 February 12, 2013 Oike
D700284 February 25, 2014 Hansen
D750744 March 1, 2016 Liljegvist
D758541 June 7, 2016 Keller
D774984 December 27, 2016 Panichgasem
D787636 May 23, 2017 Nishikawa
D822165 July 3, 2018 Rycroft
D822168 July 3, 2018 Nelli
Patent History
Patent number: D856481
Type: Grant
Filed: Apr 4, 2018
Date of Patent: Aug 13, 2019
Inventor: Remi Martin (Angicourt)
Primary Examiner: Khawaja Anwar
Application Number: 35/505,083
Classifications
Current U.S. Class: Valve Or Body Therefor (D23/233)