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发明名称
Paper dispensing pencil
摘要
申请公布号
US2601650(A)
申请公布日期
1952.06.24
申请号
US19490123756
申请日期
1949.10.26
申请人
WALTER
发明人
WALTER ALBERT H.;FLORENCE ALBERT N.;LENDH ROBERT H.
分类号
B43K29/12
主分类号
B43K29/12
代理机构
代理人
主权项
地址
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