Show Invention to Halt Theft o of Machines I PHILADELPHIA Nov Kov 2 24 By U. U I P. P One P.-One One of oC the tho mo most t. t lions lions' against theft of ot automobiles has hac just been completed by Louis a Philadelphian Philadelphia The The Invention consists o ot t a a. toothed wheel which attaches attach to any to exposed shaft on an automobile aut motor A spring tongue engaging with the wheel wheelIs Is controlled by keyless a lock When the owner of ot the tho car leaves eaves his machine machine machine ma ma- chine he sets the tho lock permitting the tho tongue to engage with the teeth of ot the wheel As soon as ns any unauthorized person attempts to start the tho motor the rotation rotation rota rota- tion of or the shaft causes a distinctive clattering noise audible for several blocks The alarm device is Js mechanical depending de- de de depending I pending neither on ou a key ley nor electr elec- elec tr I |