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发明名称
Production of masses resembling rubber oil substitute
摘要
申请公布号
US1897133(A)
申请公布日期
1933.02.14
申请号
US19290373933
申请日期
1929.06.26
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
LUTHER MARTIN;BELLER HANS
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