Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tomio Kumamoto0
Date of Patent
November 20, 2007
0Patent Application Number
108791970
Date Filed
June 30, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A hollow golf club head which is composed of a metal part made of at least one kind of metal material and a FRP part made of a fiber reinforced resin, the metal part having a first lap joint part, and the FRP part having a second lap joint part being lap-jointed with the first lap joint part, wherein one of the first lap joint part and second lap joint part is provided with at least one securing hole, and the other is provided with at least one protrusion engaging with said at least one securing hole.
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