DENTRONICS
[ SALIVA EJECTOR, ANTI-SPLASH DENTAL GUARD-NAMELY, A DEVICE FOR PREVENTING THE EFFECT OF CENTRIFUGAL FORCE THROWING PUMICE OR OTHER CLEANING PASTE OFF THE RUBBER OR OTHER POLISHING CUPS USED IN CLEANING TEETH; ELECTRIC DENTAL HAND PIECE, DENTAL DETECTOR PASTE-NAMELY, A PASTE FOR DETECTING PRESSURE AREAS, IMPRESSION TRAY AND ] ARTIFICIAL TEETH
Expired · November 2, 1950 · 71605978 ·