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经营范围
发明名称
Variable leverage mechanism
摘要
申请公布号
US1959308(A)
申请公布日期
1934.05.15
申请号
US19320600985
申请日期
1932.03.24
申请人
SVENSKA AKTIEBOLAGET BROMSREGULATOR
发明人
SETTERWALL FOLKE NILS HENRIK
分类号
B61H13/32
主分类号
B61H13/32
代理机构
代理人
主权项
地址
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