Patent
   D923879
Priority
Apr 03 2019
Filed
Apr 03 2019
Issued
Jun 29 2021
Expiry
Jun 29 2036
Assg.orig
Entity
unknown
3
5
n/a
The ornamental design for a welders' mask, as shown.

FIG. 1 is a front elevational view of a welders' mask showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is another perspective view thereof.

Yang, Zhaolin, Zhou, Jianrong, Zhou, Ziyang, Wang, Rongjiang

Patent Priority Assignee Title
D985851, May 12 2021 Welding helmet
ER6820,
ER9548,
Patent Priority Assignee Title
20180110656,
D835352, Oct 20 2016 Esab AB Welding helmet
D873498, Oct 24 2018 Ningbo Geostar Photoelectric Technology Co., Ltd. Helmet
D877421, Jan 17 2019 Black & Decker, Inc. Welding mask
D885682, Jan 28 2019 Jiangsu Meixin Optoelectronics Technology Co., Ltd. Welding mask
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Apr 03 2019YANG, ZHAOLINNINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO ,LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0563210916 pdf
Apr 03 2019ZHOU, JIANRONGNINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO ,LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0563210916 pdf
Apr 03 2019WANG, RONGJIANGNINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO ,LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0563210916 pdf
Apr 03 2019ZHOU, ZIYANGNINGBO GEOSTAR PHOTOELECTRIC TECHNOLOGY CO ,LTDASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0563210916 pdf
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