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经营范围
发明名称
PORTABLE ACOUSTICAL PANEL STRUCTURE
摘要
申请公布号
AU638654(B2)
申请公布日期
1993.07.01
申请号
AU19910076971
申请日期
1991.04.04
申请人
GROSH SCENIC STUDIOS, INC.
发明人
JAMES F JENNE
分类号
E04B1/99;E04B1/82;E04B1/84;G10K11/20
主分类号
E04B1/99
代理机构
代理人
主权项
地址
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