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发明名称
Umbrella
摘要
申请公布号
US2132648(A)
申请公布日期
1938.10.11
申请号
US19370133720
申请日期
1937.03.29
申请人
ROSENBERG
发明人
ROSENBERG FRITZ;EVANS WAYNE S.;LUTZ JOHN
分类号
A45B25/02;A45B25/22
主分类号
A45B25/02
代理机构
代理人
主权项
地址
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