Combined back pack and chair

The ornamental design for a combined back pack and chair, as shown and described.

FIG. 1 is a front perspective view of a combined back pack and chair showing my design;

FIG. 2 is a rear perspective view of the back pack/chair of the present invention; and

FIG. 3 is a side perspective view of the combined back pack and chair showing same in its converted position for use as a chair.

Patent	Priority	Assignee	Title
10051947,	Jun 10 2016		Convertible backpack babychair
9332824,	May 01 2014		Backpack assembly
D295580,	Aug 19 1985		Combined backpack and seat
D300883,	Feb 21 1986	Nirvan Espar Systems S.A.	Combined nautical chair and storage pack
D323426,	Oct 26 1989		Combined backpack and infant carrier
D373475,	Nov 01 1995		Combined beach chair and backrack
D398162,	Feb 06 1997		Combined seat and pack support
D591065,	Sep 30 2005		Folding chair
D634926,	Jun 03 2009		Rucksack for seating
D644834,	Jun 03 2009		Rucksack seat with two water resistant containers

Patent	Priority	Assignee	Title
3989173,	Apr 02 1973	Gerry Baby Products Company	Hinged leg stand for child carrier
4300707,	Aug 25 1978		Combined rucksack frame and chair
4392598,	Jan 19 1982		Convertible backpack chair
4450990,	Sep 30 1982		Backpack frame convertible to a chair and conversion assembly therefor
4487345,	Dec 27 1982	SCHWANER, JAKE A AND VICTORIA J ; TINSLEY,RONALD E	Backpack chair
171506,
D252176,	Sep 29 1977		Back pack frame for dental equipment

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