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发明名称
METHOD OF ASSEMBLING THE TRESTLE TYPE DUNGEON-LIKE HEADFRAMES
摘要
申请公布号
PL123650(B1)
申请公布日期
1982.11.30
申请号
PL19790218121
申请日期
1979.09.03
申请人
发明人
分类号
B66B;E04H12/26;E21F;(IPC1-7):E04H12/26
主分类号
B66B
代理机构
代理人
主权项
地址
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