Lighted greeting cards

Lighting display system

Lighting system for compatible stereo viewer

Lighting system for selective back lighting

Lockable security picture frame

Luminaire for lighting a sign and method

Luminous display frame and kit

Luminous outdoor sign board resistant to inclement weather

Magic 3D effect enhancing frame

Magic window

Magnetic calendar frame

Magnetic display holder

Magnetically supported display

Magnetized picture frame

Mailable mobile for photographs and similar planar objects

Marble picture frame

Marquee letters

Mat structure and method of matting a picture

Mat-retaining spring for picture frame

Means for applying indicia to swimming pool components