发明名称 COMBINED GOLF DISTANCE-JUDGING AND CLUB SELECTOR DEVICE
摘要 <p>COMBINED GOLF DISTANCE-JUDGING AND CLUB SELECTOR DEVICE A one-piece combined distance-judging and club selector device for use by golfers including an envelope having at least one window opening therein and further having a separate card that may be inserted through an open edge of said envelope for registration between one edge of the window and certain indicia provided on the card so as to permit the judging of distances and the appropriate club required to propel a golf ball over said distance under normal circumstances.</p>
申请公布号 CA1049057(A) 申请公布日期 1979.02.20
申请号 CA19750236049 申请日期 1975.09.22
申请人 HUDAK, THOMAS P. 发明人 HUDAK, THOMAS P.
分类号 A63B57/00;(IPC1-7):63B57/00 主分类号 A63B57/00
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