Patent
   D789512
Priority
May 20 2015
Filed
May 20 2015
Issued
Jun 13 2017
Expiry
Jun 13 2032
Assg.orig
Entity
unknown
3
41
n/a
The ornamental design for a ductwork, as shown and described.

FIG. 1 is a front perspective view of a ductwork, showing my new design at a smaller scale than that of the remaining FIG. views;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof, the right side elevation view being a mirror thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines shown in the drawings illustrate portions of the ductwork that form no part of the claimed design.

Cross, Eddie A.

Patent Priority Assignee Title
D888930, Jul 18 2018 BEIJING XIAOMI MOBILE SOFTWARE CO , LTD Fresh air ventilator
D979042, Dec 18 2020 HU, ZONGHUA Ventilation hood
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