- the Triolian, but made only 12 of them. They
changed the body
meant for
tricones to single-cone models, but kept the name. In 1928,
Dopyera left National...
-
resonator cone, was
introduced to
compete with the
patented inward-facing
tricone and
biscuit designs produced by the
National String Instrument Corporation...
- and
Kimberlite Research.
Tricone bit for well
drilling (medium worn-out) PDC bit for well
drilling Multiple Tricone Bits
Tricone Bit
Drill Bit
Damaged Drill...
- An eight-string
baritone tricone resonator guitar...
-
National Reso-Phonic
Guitars In the
context of
stringed instruments, the
tricone and
biscuit designs promoted by the
National String Instrument Corporation...
- and sold them
under their National brand. They had
metal bodies and a
tricone resonator system, with
three aluminium cones joined by a T-shaped aluminium...
- whom was
Ralph Neuhaus,
invented the
tricone bit,
which has
three roller cones. The
Hughes patent for the
tricone bit
lasted until 1951,
after which other...
- A
tricone roller cone ****embly from a
raiseboring reamer,
showing the
protruding tungsten carbide buttons inset into the rollers...
-
gravity is 4.2 or greater, soft
enough to not
damage the
bearings of a
tricone drill bit,
chemically inert, and
containing no more than 250 milligrams...
- players. He was a
trendsetter in his use of the metal-bodied
National Tricone guitar and, later, the
Rickenbacker Bakelite (see
photo above) and ****erson...
