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发明名称
Retaining ring
摘要
申请公布号
US2302494(A)
申请公布日期
1942.11.17
申请号
US19410404977
申请日期
1941.08.01
申请人
GENERAL MOTORS CORPORATION
发明人
FALGE ROBERT N.
分类号
B60Q1/04;F21V17/00;F21V17/12
主分类号
B60Q1/04
代理机构
代理人
主权项
地址
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