Birch, Stewart, Kolasch & Birch, LLP
Golf club head
A hollow golf club head comprises a main body made of a metal material and being provided with at least one opening, and a cover member made of a fiber reinforced resin and attached to the main body so as to close the opening, wherein the cover member comprises an outline including a wavy part extending in a waveform.
SRI Sports Limited
A A A A A
A63B A63B A63B A63B A63B
inventional additional additional additional additional
Takashi
Nakano