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  1. en.wikipedia.org › wiki › Doc_KauffmanDoc Kauffman - Wikipedia

    Doc Kauffman (born Clayton Orr Kauffman May 4, 1901, died June 26, 1990) was a lap steel guitar, electric guitar engineer, inventor and pioneer of the world's first patented guitar vibrato system. The patent for "Apparatus for producing tremolo effects" was applied for in 1928 and officially granted to Doc Kauffman on January 5, 1932.

  2. Like Leo Fender, Clayton Orr ‘Doc’ Kauffmann came from a farming family. Doc moved to California from Pratt County, Kansas in 1920 – he’d studied violin and could play guitar and saxophone, so he landed a job providing musical accompaniment for silent movies. After returning to Kansas and getting married, Doc was back in California by ...

  3. Dec 31, 2023 · Doc Kauffman (born Clayton Orr Kauffman May 4, 1901, died June 26, 1990) was a lap steel guitar, electric guitar engineer, inventor and pioneer of the world's first patented guitar vibrato system. The patent for Apparatus for producing tremolo effects was applied for in 1928 and officially granted t.

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  5. Nov 11, 2021 · 1940s K&F Lap Steel/Amp. He was originally in with a guy named Doc Kauffman, it was called K&F, but by the time we started with him in ’47, he and Doc had dissolved their partnership. Doc liked to spend time with his family, he didn’t like staying down there till 10 or 11 at night, seven days a week. And that was true of Leo.

  6. Jun 18, 2021 · ”Around that time, Doc Kauffman – a local professional musician and inventor – would often go into Leo’s shop, which also sold records and sheet music, and they struck up a friendship. Doc came onboard full-time in 1942 and they ended up patenting a pickup [called the Direct String Pickup], so Leo used his existing knowledge of radio to ...

  7. Yes. And I used to hang around Doc Kauffman, who was Leo Fender’s original partner with K&F. Doc was a great friend of mine, and I used to go down and have him rewind pickups and recharge magnets and do all kinds of stuff. He’d say, “Awww, you’re not getting enough low end out of there. Let me put some juice in there.”

  8. Nov 25, 2023 · In 1945, Leo and his then-partner “DocKauffman had made a pair of prototype 15″ speaker amplifiers with their “K&F” logo on the front for Bob Wills and his electric guitarists. The Woody Pro was the Fender build of the same concept: a two-6L6 22-watt amplifier with a 15″ speaker.

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