Biofeedback trainer for monitoring and displaying brain wave activity

The ornamental design for a biofeedback trainer for monitoring and displaying brain wave activity, as shown and described.

FIG. 1 is a front elevational view of a biofeedback trainer for monitoring and displaying brain wave activity showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a right side elevational view thereof, the left side being the same in appearance as the right side.

Patent	Priority	Assignee	Title
D469076,	Dec 21 2001		Audio playback device

Patent	Priority	Assignee	Title
4170225,	Sep 20 1976	Somatronics, Inc.	Biofeedback device
4819656,	Apr 30 1985		Biofeedback therapy system
D249063,	Apr 09 1976	STOELTING COMPANY, AN ILL CORP	Biofeedback training module
D250174,	May 11 1976		Clock
D284696,	Dec 09 1983	Self Regulation Systems, Inc.	Biofeedback apparatus
D304161,	May 12 1986	Twin Bird Industrial Company Limited	Talking clock

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