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发明名称
Apparatus for tracking multiple belts
摘要
申请公布号
US2688216(A)
申请公布日期
1954.09.07
申请号
US19530359338
申请日期
1953.06.03
申请人
UNITED STATES STEEL CORPORATION
发明人
LORIG EDWIN T.;TEPLITZ ALFRED
分类号
B24B21/18
主分类号
B24B21/18
代理机构
代理人
主权项
地址
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