prov:value
| - Other suitable materials include, but are not limited to polyolefins, and plastics such as the material used in the golf clubs described in U.S. Pat. No. 5,094,454 issued to Schering, U.S. Pat. No. 4,936,582 issued to Bernstein, and U.S. Pat. No. 4,326,716 issued to La Coste. (Of course, in the present invention, the entire shaft must be capable of performing similarly to or better than current sh
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