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发明名称
Quick-change drill chuck
摘要
申请公布号
US2370487(A)
申请公布日期
1945.02.27
申请号
US19430480105
申请日期
1943.03.22
申请人
CURTISS-WRIGHT CORPORATION
发明人
POUTIE HOWARD F.
分类号
B23B31/107;B23B31/20
主分类号
B23B31/107
代理机构
代理人
主权项
地址
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