Olds Register Photo Guide-

Fullerton

Question 13

Mouthpiece Receiver

If there is something stamped or engraved on the mouthpiece receiver?

There is nothing stamped or engraved on the mouthpiece receiver (most common)

Ultra Sonic engraved on the receiver

CHR (Custom High Range) on the Receiver

There is something else stamped or engraved on the receiver (please describe in the comments)