Patent
   D395450
Priority
May 20 1997
Filed
May 20 1997
Issued
Jun 23 1998
Expiry
Jun 23 2012
Assg.orig
Entity
unknown
4
8
n/a
The ornamental design for a keyboard training device, as shown and described.

FIG. 1 is a top perspective view of a keyboard training device showing our new design;

FIG. 2 is a right side elevational view, the left side being a mirror image thereof;

FIG. 3 is a top plan view;

FIG. 4 is a front elevational view, the rear view being a mirror image thereof;

FIG. 5 is a bottom plan view;

FIG. 6 is a bottom perspective view of a second embodiment of our design of FIG. 1;

FIG. 7 is a right side elevational view of FIG. 6, the left side being a mirror image thereof;

FIG. 8 is a top plan view of FIG. 6;

FIG. 9 is a front elevational view of FIG. 6, the rear view being a mirror image;

FIG. 10 is a bottom plan view of FIG. 6;

FIG. 11 is a top perspective view of a third embodiment of our design of FIG. 1;

FIG. 12 is a right side elevational view of FIG. 11, the left side elevational view being a mirror image thereof;

FIG. 13 is a top plan view of FIG. 11;

FIG. 14 is a front elevational view of FIG. 11;

FIG. 15 is a bottom plan view of FIG. 11;

FIG. 16 is a rear elevational view of FIG. 11;

FIG. 17 is a bottom perspective view of FIG. 11 in an exploded condition;

FIG. 18 is a front elevational view of one of the dividers of embodiment of FIG. 11, shown separately for clarity of illustration;

FIG. 19 is a top plan view of FIG. 18;

FIG. 20 is a left side elevational view of FIG. 18;

FIG. 21 is a right side elevational view of FIG. 18;

FIG. 22 is a rear elevational view of FIG. 18;

FIG. 23 is a bottom plan view of FIG. 18; and,

FIG. 24 is a top plan view of FIG. 1, the keyboard depicted by means of broken lines being shown for illustrative purposes only and forming no part of the claimed design.

Drumm, Mitzi, Etter, Patricia

Patent Priority Assignee Title
10878716, May 18 2018 Eugeniu, Rotari Keyboard finger guide
11521509, May 18 2018 Keyboard finger guide
6644975, Oct 19 2001 Keyboard guide
D476367, Oct 19 2001 Keyboard training device
Patent Priority Assignee Title
1377070,
3229800,
4075465, May 19 1976 Sperry Rand Corporation Keyboard overlay
4902231, Nov 07 1988 Learn to type via mnemonic devices, and methods of constructing and utilizing same
D267420, Aug 07 1980 Training bar
D300040, Feb 18 1986 Keyboard guide
DE2510494,
FR1157594,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 14 1998ETTER, PATRICIA M DRUMM, MITZIASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0093420215 pdf
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