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发明名称
Conveyor system
摘要
申请公布号
US2890785(A)
申请公布日期
1959.06.16
申请号
US19570667402
申请日期
1957.06.24
申请人
RALPH W. JOHNS;BIAGIO J. NIGRELLI;ROBERT R. JOHNS
发明人
NIGRELLI BIAGIO J.;STANDLEY WENDELL E.;WITTMANN RICHARD B.
分类号
B65G47/71
主分类号
B65G47/71
代理机构
代理人
主权项
地址
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