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发明名称
Ventil
摘要
申请公布号
AT225487(B)
申请公布日期
1963.01.25
申请号
AT19590008733
申请日期
1959.12.02
申请人
EVASIO FRACCHIA
发明人
EVASIO FRACCHIA
分类号
主分类号
代理机构
代理人
主权项
地址
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