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Patent
   D288909
Priority
Sep 21 1983
Filed
Mar 16 1984
Issued
Mar 24 1987
Expiry
Mar 24 2001
Inventors
Sletmo, La…
Assg.orig
Instrument…
Assg.curr
Instrument…
Entity
unknown
Referenced by
0
References
9
Maint.:
n/a
The ornamental design for a wind direction instrument, as shown and described.

FIG. 1 is a front elevational view of a wind direction instrument showing my new design;

FIG. 2 is a top and right rear perspective view thereof;

FIG. 3 is a typical side elevational view thereof.
INVENTORS:

Sletmo, Lasse

THIS PATENT IS REFERENCED BY THESE PATENTS:
Patent Priority Assignee Title
THIS PATENT REFERENCES THESE PATENTS:
Patent Priority Assignee Title
3160961,
3881095,
3935828, Apr 12 1972 Method and apparatus for obtaining maximum sail boat velocity
4182171, Apr 03 1978 Navigation device for aircraft navigation
4283705, May 30 1979 System for providing an integrated display of instantaneous information relative to aircraft attitude, heading, altitude, and horizontal situation
4344065, Jul 21 1980 Dennis C., Erwin Convergence indicator for marine and flight vehicles
4454757, Sep 07 1982 Davis Instruments Corporation Wind speed and direction measuring instrument
D249247, Oct 03 1975 Multiple display sailing instrument
D268298, Oct 27 1980 Two foot warmer
ASSIGNMENT RECORDS    Assignment records on the USPTO
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 28 1984SLETMO, LASSEInstrumentverken AktiebolagASSIGNMENT OF ASSIGNORS INTEREST 0042470097 pdf
Mar 16 1984Instrumentverken AB(assignment on the face of the patent)
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