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发明名称
SAFETY DEVICE WITH RETRACTABLE LIFELINE
摘要
申请公布号
CA2000516(A1)
申请公布日期
1990.04.14
申请号
CA19892000516
申请日期
1989.10.12
申请人
D B INDUSTRIES, INC.
发明人
WOLNER, J. THOMAS
分类号
A62B35/04
主分类号
A62B35/04
代理机构
代理人
主权项
地址
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