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经营范围
发明名称
Gelatin and glue extracting apparatus
摘要
申请公布号
US2292276(A)
申请公布日期
1942.08.04
申请号
US19390260599
申请日期
1939.03.08
申请人
KNOLL WILLIAM V
发明人
KNOLL WILLIAM V.
分类号
C09H3/00
主分类号
C09H3/00
代理机构
代理人
主权项
地址
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