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Patent
   D256216
Priority
Apr 11 1978
Filed
Apr 11 1978
Issued
Aug 05 1980
Expiry
Aug 05 1994
Inventors
Van Horn, …
Assg.orig
Assg.curr
Entity
unknown
Referenced by
6
References
4
Maint.:
n/a
The ornamental design for a duct work support, as shown and described.

FIG. 1 is a front elevational view of an assembled duct work support showing my new design;

FIG. 2 is a side elevational view thereof; and

FIG. 3 is a perspective view.
INVENTORS:

Van Horn, James P., Rossi, Vincent J.

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
10077009, Jan 14 2016 Craig, Koefod Tool carrier and method of use
5716315, Aug 07 1995 Flag folding aid
9200729, May 24 2013 Combination hanger and reinforcement bracket
D312008, Sep 18 1987 Adjustable work holder for attachment to an easel or similar article
D726421, May 31 2013 Easel
D803036, Jan 14 2016 KOEFOD, CRAIG Ice auger carrier
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
1561850,
1784244,
2716043,
2889145,
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