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发明名称
TORSION SPRING POWERED DOOR
摘要
申请公布号
HK100293(A)
申请公布日期
1993.09.30
申请号
HK19930001002
申请日期
1993.09.23
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
BISCHOF, ALFRED;RUMPS, NORBERT A.,JR.
分类号
E05F1/16;A47B;A47B95/00;H05K5/02;(IPC1-7):H05K5/02
主分类号
E05F1/16
代理机构
代理人
主权项
地址
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