Dating rickenbacker lap steels
It was invented and designed by George Beauchamp and then manufactured and marketed by the Rickenbacker Company.
The "Fring Pan" utilized a 1/12 inch horseshoe electro-magnetic pickup.
Hard, dense, and resistant to most forms of chemical attack, Bakelite was cast into a wide variety of products.
Rickenbacker’s lawyer quickly discovered that they weren’t the first to make instruments out of the material: Gretsch had already built ukuleles out of it, and an inventor named Arthur Primrose Young had already patented the idea.
Shortly thereafter, design engineer Ralph Robertson further developed the amplifiers, and by the 1940s at least four different Rickenbacker models were made available. Lansing of the Lansing Manufacturing Company designed the speaker in the Rickenbacker professional model.
The company was founded in 1931 as the Ro-Pat-In Corporation (Elect Ro-Patent-Instruments) by Adolph Rickenbacher and George Beauchamp in order to sell electric Hawaiian guitars.
These instruments had been designed by Beauchamp, assisted at the National String Instrument Corporation by Paul Barth and Harry Watson.
The Rickenbacker Model A-22 Electro Hawaiian guitar is the first commercially succesful electric guitar.
Nicknamed the "Frying Pan" because of its shape, it was also the first solid body guitar.