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经营范围
发明名称
Aspirating device
摘要
申请公布号
US2859908(A)
申请公布日期
1958.11.11
申请号
US19550507240
申请日期
1955.05.10
申请人
SPECIALTIES DEVELOPMENT CORPORATION
发明人
NEIGEL JOSEPH A.
分类号
B66F3/35;F04F5/32;F04F5/46
主分类号
B66F3/35
代理机构
代理人
主权项
地址
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