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发明名称
Gate operating means
摘要
申请公布号
US2070789(A)
申请公布日期
1937.02.16
申请号
US19350009008
申请日期
1935.03.02
申请人
AUTOMATIC SAFETY GATE COMPANY
发明人
GOLDEN WALTER I.
分类号
B61L29/22
主分类号
B61L29/22
代理机构
代理人
主权项
地址
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