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发明名称
RECIPIENT ENFONCE DANS LE FOND D'UNE TOMBE POUR RECEVOIR CE QUIEST NECESSAIRE A L'ENTRETIEN DES TOMBES
摘要
申请公布号
BE770686(A1)
申请公布日期
1971.12.01
申请号
BE19710770686
申请日期
1971.07.29
申请人
FISCHER ARNOLD;BECKER HORST
发明人
H. BECKER.
分类号
E04H13/00;(IPC1-7):E04H/
主分类号
E04H13/00
代理机构
代理人
主权项
地址
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