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发明名称
Agents for killing insects
摘要
申请公布号
US1974689(A)
申请公布日期
1934.09.25
申请号
US19310563676
申请日期
1931.09.18
申请人
WINTHROP CHEMICAL COMPANY, INC.
发明人
PFAFF KASPAR;ERLENBACH MICHAEL
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