Filter cartridge for welding respirator
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The broken lines shown in the drawings represent portions of the filter cartridge for welding respirator that form no part of the claimed design.
Claims
The ornamental design for a filter cartridge for welding respirator, as shown and described.
D328789 | August 18, 1992 | Kopf |
D389243 | January 13, 1998 | Miller |
D396283 | July 21, 1998 | Scholey |
D451602 | December 4, 2001 | Juhlin |
D452911 | January 8, 2002 | Danielsson |
D461896 | August 20, 2002 | Worthington |
D518571 | April 4, 2006 | Martin |
D545426 | June 26, 2007 | Church |
D604834 | November 24, 2009 | Ungar |
D623300 | September 7, 2010 | Zimerman |
D627067 | November 9, 2010 | Daniel |
D645220 | September 13, 2011 | Yang |
D645957 | September 27, 2011 | Loeser |
D652910 | January 24, 2012 | Duffy |
D673257 | December 25, 2012 | Landaverde, Jr. |
8611504 | December 17, 2013 | Kubiak |
D721169 | January 13, 2015 | Moon |
D740391 | October 6, 2015 | Mueller |
D757928 | May 31, 2016 | Blomberg |
D762845 | August 2, 2016 | Dwyer |
Type: Grant
Filed: Aug 5, 2015
Date of Patent: Dec 27, 2016
Assignee: Tecmen Electronics Co., Ltd. (Nanjing)
Inventor: Ziqian Wu (Nanjing)
Primary Examiner: Rhea Shields
Application Number: 29/535,292