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发明名称
DISPOSITIF ELASTIQUE APERIODIQUE A FLEXIBILITE DECROISSANTE ET SON APPLICATION A L'ISOLATION D'ELEMENTS DE CONSTRUCTION.
摘要
申请公布号
BE749210(A1)
申请公布日期
1970.10.01
申请号
BED749210
申请日期
1970.04.20
申请人
PRODUCTIONS ESSEMES S.A., 18 AVENUE LAENNEC, 93 PIERREFITTE (SEINE ST-DENIS) FRANCE,
发明人
分类号
E04F15/20;(IPC1-7):E04B/
主分类号
E04F15/20
代理机构
代理人
主权项
地址
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