Dental and oral radiography : a text book for students and practitioners of dentistry (1916)
McCoy, James David · St. Louis : Mosby · leaf 59
Fig. IS.Small type high frequency coil. … Fig. 19.Medium-sized high frequency coil. then carried to a condenser. As the currentleaves the condenser it is oscillating at a greatrate of frequency and passes into the primary of X-RAY MACHINES 57
Radiography, Dental · X-rays · Teeth · Mouth
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