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发明名称
Apparatus for the treatment of toilet paper
摘要
申请公布号
US1967726(A)
申请公布日期
1934.07.24
申请号
US19310531403
申请日期
1931.04.20
申请人
NORTHERN PAPER MILLS
发明人
SHERMAN HAROLD W.
分类号
B31F1/07
主分类号
B31F1/07
代理机构
代理人
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地址
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