Drop down trailer hitch

The ornamental design for a drop down trailer hitch as shown and described.

FIG. 1 is a perspective front, right side and top view of a fixed drop down trailer hitch.

FIG. 2 is a right side elevational view thereof.

FIG. 3 is a left side elevational view thereof.

FIG. 4 is a front elevational view thereof.

FIG. 5 is a rear elevational view thereof.

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top plan view thereof.

The broken lines illustrate portions of the drop down trailer hitch that form no part of the claimed design.

Patent	Priority	Assignee	Title
D851545,	Oct 26 2017		Trailer hitch attachment
D851546,	Oct 26 2017		Trailer hitch attachment
D852095,	Jul 12 2016		Trailer hitch draw bar assembly
D854970,	Oct 26 2017		Trailer hitch attachment
D855500,	Oct 20 2017	Hamburger Patent Schmiede GmbH	Kingpin cover
D857564,	Sep 28 2017		Drop down trailer hitch
D857565,	Sep 28 2017		Drop down trailer hitch
D894056,	Jun 14 2019	Gen-Y Creations, LLC	Flatbed adjustable hitch
D951825,	Jan 26 2021	Gen-Y Creations, LLC	Stacked hitch assembly

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D795756,	Feb 11 2016		Adjustable trailer hitch
D797008,	Jun 26 2015	Gen-Y Creations, LLC	Stacked square tube receiver hitch

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