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发明名称
Invalid's pickup stick
摘要
申请公布号
US2597400(A)
申请公布日期
1952.05.20
申请号
US19480051764
申请日期
1948.09.29
申请人
PAULO PRODUCTS COMPANY
发明人
STOGSDILL SHERMAN L.;RASSIEUR BENJAMIN F.
分类号
A45B3/00;A61H3/02;E01H1/12
主分类号
A45B3/00
代理机构
代理人
主权项
地址
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