专利名称：Blanking plug 发明人：Friedhelm Burger 申请号：US07/579076
观祈雨
申请日：19900906
公开号：US05158196A
扬州介绍公开日：王磊光
19921027
爱祖国演讲稿专利内容由知识产权出版社提供
英国国会摘要：A blanking plug is ud for aling provisionally connection openings (3) of non-installed liquid-operated units, in particular of oil- hydraulic systems (1) for motor vehicles. A ction (12) of the blanking plug (10) is inrted into, and fills up, the connection opening (3). The ction (12) is provided with a hollow space communicating with a clod portion of the connection opening (3). The hollow space is filled with a material tending to absorb the respective liquid, for example a tampon (17).
中国十大名胜风景区>上李邕申请人：BERGER & PARTNER GMBH
代理机构：Poms, Smith, Lande & Ro
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