US PATENT SUBCLASS 473 / 346
.~.~.~.~ With internal support rib or injected material

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


473 /   HD   GAMES USING TANGIBLE PROJECTILE

131  DF  GOLF {23}
282  DF  .~ Club or club support {17}
324  DF  .~.~ Head {15}
345  DF  .~.~.~ Hollow body {1}
346.~.~.~.~ With internal support rib or injected material

DEFINITION

Classification: 473/346

With internal support rib or injected material:

(under subclass 345) Subject matter wherein the surface cavity comprises either a reinforcing spar or a substance introduced into said cavity at a pressure greater than atmospheric pressure.