Show OFFICE EQUIPMENT FOR DENTISTS HIGH CHICAGO By By The Associated The Press average dentist must spend for tor office essentials be- be before before fore ho cm can start to practice the Chicago Dental socIety reckoned In preparing exhibits for Its annual con con- convention convention in January The exhIbIts show that the patient sits In a a. chair Ills His mouth Is X-ra X rayed X-rayed ed by a 1500 machine and the drill that bites Into his teeth Is a 1200 unit powered by a motor A set act of Instruments for probing and the like costs and a machine to sterilize them cost cos another For equIpment to administer anesthetics I more must be c expended |