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发明名称
Improvements in thread milling machines
摘要
申请公布号
GB496631(A)
申请公布日期
1938.12.02
申请号
GB19380011421
申请日期
1938.04.13
申请人
WALTER PLOETTNER;HILLE-WERKE AKTIENGESELLSCHAFT
发明人
分类号
B23G1/32
主分类号
B23G1/32
代理机构
代理人
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地址
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