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The ornamental design for a back draft shutter, as shown. |
FIG. 1 is a left front isometric view of a back draft shutter showing my new design;
FIG. 2 is a rear elevational view thereof, shown fragmentarily for ease of illustration;
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 front elevational view thereof;
FIG. 7 is a bottom plan view thereof.
Patent | Priority | Assignee | Title |
D493881, | May 02 2003 | Datech Technology Co., Ltd. | Dual-slat register for a fan tray |
D533652, | Mar 31 2005 | FUJI INDUSTRIAL CO , LTD | Range hood |
D537159, | Mar 31 2005 | FUJI INDUSTRIAL CO , LTD | Range hood |
D537931, | Mar 03 2005 | FUJI INDUSTRIAL CO, LTD | Range hood |
D538917, | Mar 03 2005 | FUJI INDUSTRIAL CO , LTD | Range hood |
Patent | Priority | Assignee | Title |
1550813, | |||
1996340, | |||
2355412, | |||
3204548, | |||
3281113, | |||
3908529, | |||
4241647, | Aug 20 1979 | Dayco Corporation | Air damper valve |
128109, |
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