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Patent
   D253100
Priority
Apr 07 1977
Filed
Apr 07 1977
Issued
Oct 09 1979
Expiry
Oct 09 1993
Inventors
Hesford, D…
Assg.orig
Otis Eleva…
Assg.curr
Otis Eleva…
Entity
unknown
Referenced by
8
References
2
Maint.:
n/a
The ornamental design for an observation elevator cab, as shown and described herein.

FIG. 1 is a view in perspective of an observation elevator cab according to the invention;

FIG. 2 is a side view of an observation elevator cab according to the invention;

FIG. 3 is a frontal view of an observation elevator cab according to the invention;

FIG. 4 is a bottom view of an observation elevator cab according to the invention.

FIG. 5 is a top view of an observation elevator cab according to the invention.
INVENTORS:

Hesford, David J.

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THIS PATENT REFERENCES THESE PATENTS:
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1616096,
180095,
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Apr 07 1977Otis Elevator Company(assignment on the face of the patent)
MAINTENANCE FEES AND DATES:    Maintenance records on the USPTO
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