发明名称 |
FINGER, HAND AND FOREARM DEVELOPER |
摘要 |
A hand exercising device having four independently adjustable spring actuated plungers within a casing for compression thereof by four fingers of a hand in which the compression impressed upon each plunger is adjustable to an indicated amount in accordance with the requirement of each finger.
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申请公布号 |
US3738651(A) |
申请公布日期 |
1973.06.12 |
申请号 |
USD3738651 |
申请日期 |
1971.12.06 |
申请人 |
NORMAN D,US;CHERBA S,US |
发明人 |
NORMAN D,US;CHERBA S,US |
分类号 |
A63B23/16;(IPC1-7):A63B11/08 |
主分类号 |
A63B23/16 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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