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发明名称
Hand stamp
摘要
申请公布号
US2089549(A)
申请公布日期
1937.08.10
申请号
US19360091311
申请日期
1936.07.18
申请人
HENRY S. OTTO
发明人
GRANT ALBERT E.
分类号
B41K1/10;B41K1/52
主分类号
B41K1/10
代理机构
代理人
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地址
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