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经营范围
发明名称
Drumhead assembly with improved rebound
摘要
A tensioning ring (8) for a drumhead comprising a cylindrical rod (40) formed in an annular configuration and an expansion member (38) for expanding the diameter of the annular configuration.
申请公布号
EP2757553(A3)
申请公布日期
2015.04.15
申请号
EP20140163947
申请日期
2007.01.19
申请人
ROGERS, THOMAS P.;GASTGEB, RAYMOND F.
发明人
ROGERS, THOMAS P.;GASTGEB, RAYMOND F.
分类号
G10F1/08;F16B2/04;G10D13/02
主分类号
G10F1/08
代理机构
代理人
主权项
地址
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