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经营范围
发明名称
Ceramic rotors for pressure wave superchargers and production thereof
摘要
申请公布号
US4839214(A)
申请公布日期
1989.06.13
申请号
US19880172243
申请日期
1988.03.23
申请人
NGK INSULATORS, LTD.
发明人
ODA, ISAO;KATO, KIMINARI
分类号
B28B3/26;B28B3/20;F02B33/42;F04F13/00
主分类号
B28B3/26
代理机构
代理人
主权项
地址
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