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发明名称
SILENCER FOR NOISE CAUSED BY FOAM
摘要
申请公布号
JPH02291821(A)
申请公布日期
1990.12.03
申请号
JP19890113931
申请日期
1989.05.02
申请人
RIYUUSHIYOU SANGYO KK
发明人
AKAMATSU SHOJI;KAWAHARA AKIRA
分类号
A47K3/00;G10K11/16
主分类号
A47K3/00
代理机构
代理人
主权项
地址
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