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发明名称
Method for erasing inks and gelatine impressions on tracing and other papers
摘要
申请公布号
US2881101(A)
申请公布日期
1959.04.07
申请号
US19550533808
申请日期
1955.09.12
申请人
BAPTISTE LADEUZE MAURICE JEAN;PIERRE TONI
发明人
LADEUZE MAURICE JEAN BAPTISTE;TONI PIERRE
分类号
B43L19/00
主分类号
B43L19/00
代理机构
代理人
主权项
地址
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