Helicopter blade-section display plaque

I claim the ornamental design of a helicopter blade-section display plaque, as shown and described.

FIG. 1 is a front view of a helicopter blade-section display plaque of the present invention.

FIG. 2 is a right side elevational view of the helicopter blade-section display plaque of FIG. 1.

FIG. 3 is a top plan view of the helicopter blade-section display plaque of FIG. 1.

FIG. 4 is a bottom plan view of the helicopter blade-section display plaque of FIG. 1.

FIG. 5 is a rear elevational view of the helicopter blade-section display plaque of FIG. 1; and,

FIG. 6 is a left side elevational view of the helicopter blade-section display plaque of FIG. 1.

The broken lines in the drawings depict unclaimed environmental structure.

Patent	Priority	Assignee	Title
D614529,	May 10 2007		Ship plaque
D618013,	Aug 11 2009		Bridle racks and blinker holders used to hold horse equipment
D633411,	May 13 2010		Plaque
D654827,	Jun 27 2011		Three-dimensional poster depicting a cityscape
D876276,	Aug 20 2018	Timber Lane Studio, LLC	Feather display

Patent	Priority	Assignee	Title
3814540,
4213739,	Feb 28 1977	Societe Nationale Industrielle Aerospatiale	Helicopter rotor blade
4298417,	Feb 28 1977	Societe Nationale Industrielle Aerospatiale	Method of manufacturing a helicopter rotor blade
5985127,	Jan 16 1997	GKN Westland Helicopters Limited	Method of and apparatus for removing a metallic erosion shield from attachment to a helicopter rotor blade
6092990,	Jun 05 1997	McDonnell Douglas Helicopter Company	Oscillating air jets for helicopter rotor aerodynamic control and BVI noise reduction
D320364,	Nov 17 1988		Plaque
D419482,	Jan 21 1999		Knotty problem plaque
D430505,	Apr 23 1999	John J., Perry	G.I. dog tag plaque
D446745,	Feb 12 2001	Dale R., Richardson	Novelty plaque
D448700,	Nov 09 2000		Hockey sports plaque
D508539,	Aug 05 2003	GAINES MANUFACTURING, INC	Address display
D515969,	Jan 09 2004		Display device
D518409,	Apr 02 2004		Award plaque
D526594,	Mar 17 2005	ACF FINCO I LP	Award plaque
D532996,	Jan 19 2005		Plaque to display quarters
86864,

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