US PATENT SUBCLASS 473 / 318
.~.~.~ Including nonmetallic material or vibratory wave modifying feature

Current as of: June, 1999
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473 /   HD   GAMES USING TANGIBLE PROJECTILE

131  DF  GOLF {23}
282  DF  .~ Club or club support {17}
316  DF  .~.~ Shaft {3}
318.~.~.~ Including nonmetallic material or vibratory wave modifying feature {3}
319  DF  .~.~.~.~> Filament (e.g., fiber, etc.) or sheet wrapped about shaft longitudinal axis {1}
321  DF  .~.~.~.~> And metal
322  DF  .~.~.~.~> Sections connected along longitudinally extending seam

DEFINITION

Classification: 473/318

Including nonmetallic material or vibratory wave modifying feature:

(under subclass 316) Subject matter wherein the elongated member comprises a material having an elemental constituency other than metal, or includes means to dampen, amplify, or direct the formation or transmission of an oscillatory impulse produced during movement of the member.