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发明名称
Improvements in apparatus for gauging or measuring the calibre of gut skins
摘要
申请公布号
GB357058(A)
申请公布日期
1931.09.17
申请号
GB19310004286
申请日期
1931.02.11
申请人
ADOLF GRUENEWALD
发明人
分类号
G01B3/20
主分类号
G01B3/20
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