发明名称 VARIABLE WEIGHT EXERCISER
摘要 A variable weight exerciser which has a primary elongated bar and one or more secondary elongated bars of lesser width than the primary bar. The primary bar is adapted for insertion of the secondary elongated bars and an end cap is provided for securing the secondary bars within the primary bar.
申请公布号 US3758109(A) 申请公布日期 1973.09.11
申请号 USD3758109 申请日期 1972.01.17
申请人 BENDER M,US 发明人 BENDER M,US
分类号 A63B21/06;A63B21/072;(IPC1-7):A63B21/00 主分类号 A63B21/06
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