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发明名称
Braking devices for elevators
摘要
申请公布号
US2746567(A)
申请公布日期
1956.05.22
申请号
US19520317752
申请日期
1952.10.30
申请人
INVENTIO AKTIENGESELLSCHAFT
发明人
GUTTINGER WALTER;GALLEN SANKT;SPIESS GUSTAV
分类号
B66B1/32
主分类号
B66B1/32
代理机构
代理人
主权项
地址
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