The ornamental design for a lamphousingcrown, as shown and described.
FIG. 1 is a right side elevational view of the lamp housing crown in
accordance with the design, illustrated in the environment of a lamp, the
left side, front side, and rear side being an identical image thereto;
and,
FIG. 2 is a top plan view of the lamp housing crown in accordance with the
design.
The bottom surfaces and interior walls of the lamp housing crown being flat
and unadorned.
The broken lines show the environment in which the article is used and are
not considered part of the design claimed.