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发明名称
Parachute
摘要
申请公布号
US1805894(A)
申请公布日期
1931.05.19
申请号
US19290385093
申请日期
1929.08.12
申请人
FRANK J. WAMPACH
发明人
WAMPACH JOSEPH J.
分类号
B64D25/12
主分类号
B64D25/12
代理机构
代理人
主权项
地址
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