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发明名称
Apparatus for ascertaining the compressibility of articles or masses and grading theobjects so tested
摘要
申请公布号
US1839376(A)
申请公布日期
1932.01.05
申请号
US19290331803
申请日期
1929.01.11
申请人
DUNLOP RUBBER COMPANY LIMITED
发明人
CROPPER THOMAS
分类号
G01N3/14
主分类号
G01N3/14
代理机构
代理人
主权项
地址
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