Position Of The Hands Projected Optically (for Advertising G09f 19/18; Indicating By Disc Or Drums With Mark Or Window Subclass 142, With Figures Or Signs Subclass 162; Illumination Of Dials Or Hands Subclass 213, Case For Electrical Components Subclass 452; Optical Projection Of A Pointer And/or Scale For Weighing Apparatus G01g 23/32; For Measuring Instruments G01d 5/26b) [g04b 19/34] Patents (Class 968/216)