Fender Jaguar
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Fender announced the Jaguar in 1962.
It had a number of novel features, including a neck with a 24-inch scale (1 1/2 inches shorter than a Telecaster or Stratocaster) and was designed to appeal to musicians with smaller hands.
A string mute was installed between the back pickup and the bridge and could be “activated or disengaged by the light touch of a finger”.
It was possible to combine either or both of the Jaguar’s pickups, while a separate set of controls allowed players to pre-set volume and tone levels for rhythm. It also had a “Synchronized tremolo”.
It was discontinued in 1974, but developed a cult following.