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Patent
D818788
Priority
Jul 14 2016
Filed
Dec 28 2016
Issued
May 29 2018
Expiry
May 29 2033
Assg.orig
Entity
unknown
13
66
n/a
The ornamental design for a device for collecting drilling dust , as shown and described.
FIG. 1 is a front, top and left side perspective view of a device for collecting drilling dust showing the new design;
FIG. 2 is a front, top and right side perspective view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a right side elevational view thereof; and,
FIG. 7 is a top plan view thereof.
Dammkoehler, Denis , Jin, Zheyi
Patent
Priority
Assignee
Title
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Patent
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Date
Maintenance Fee Events
n/a
Date
Maintenance Schedule
n/a