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经营范围
发明名称
Improved means for detachably securing two parts together at a number of points simultaneously
摘要
申请公布号
GB545848(A)
申请公布日期
1942.06.16
申请号
GB19410000649
申请日期
1941.01.17
申请人
CONSTANT SPEED AIRSCREWS LIMITED;FREDERICK GEORGE MARSHALL
发明人
分类号
B64C11/14;F16B21/16
主分类号
B64C11/14
代理机构
代理人
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地址
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