Dating fender musicmaster bass
Usually, the production date is stamped or written is on the heel of the neck.To read this it is necessary to unscrew the neck from the body.The range 100-400 was used specifically between the years of 19. Notice that there is also overlap in serial numbers between different years.Neck plate stamping was employed from 1954 to 1976 on all models.
On some Telecasters at the bridge between the pickup and the saddles.
Example: PAT, 2,573,254 2,968,204 3,143,028 2,976,704 2,573,254 for pickup and bridge combination.
2,968,204 for the single coil pickup patent awarded in 1961 under other for Jaguar, Stratocaster, Duosonic.
3,143,028 the patent granted in August 1964 for Fender's adjustable neck construction. (Used since 1957 to the Precision Bass) The DES is the serial number. The serial number for these three models can be found at the bridge plate and is used until about early 1954. Until 1955, the serial number is applied to the bridge plate.
Fender then switched to a serial numbering on the neck plate for all models. Although Fender had already switched in 1954 serialized for all models on the neck plate, is the serial number at some Precison's still affixed to the bridge plate.