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发明名称
APPARATUS FOR RAPID AUTOMATED MEASUREMENT OF DRAFTING FORCE AND DRAFTING FORCE VARIABILITY
摘要
申请公布号
US3577600(A)
申请公布日期
1971.05.04
申请号
USD3577600
申请日期
1968.09.26
申请人
JOHN S. GRAHAM
发明人
JOHN S. GRAHAM
分类号
D01H5/32;G01N33/36;(IPC1-7):D01H5/18
主分类号
D01H5/32
代理机构
代理人
主权项
地址
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