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发明名称
Blade wheel
摘要
申请公布号
US2250772(A)
申请公布日期
1941.07.29
申请号
US19370177886
申请日期
1937.12.03
申请人
VOITH-SCHNEIDER PROPELLER COMPANY
发明人
MUELLER HANS;SCHNEIDER ERNST
分类号
B63H1/10
主分类号
B63H1/10
代理机构
代理人
主权项
地址
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