Patent
   D285257
Priority
Apr 21 1983
Filed
Apr 21 1983
Issued
Aug 19 1986
Expiry
Aug 19 2000
Assg.orig
Entity
unknown
4
3
n/a
The ornamental design for a smokestack, substantially as shown.

FIG. 1 is a perspective view of a smokestack showing my new design; and

FIG. 2 is a cross-sectional view along the line 2--2 in FIG. 1.

Krautz, Alfons O.

Patent Priority Assignee Title
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Patent Priority Assignee Title
1906108,
3733675,
4104868, Jun 17 1977 Hankin-Baker Limited Precast chimney system
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