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发明名称
Sheet feeding device
摘要
申请公布号
US2795419(A)
申请公布日期
1957.06.11
申请号
US19540457212
申请日期
1954.09.20
申请人
WILHELM RITZERFELD;GERHARD RITZERFELD
发明人
RITZERFELD WILHELM;RITZERFELD GERHARD
分类号
B65H3/34
主分类号
B65H3/34
代理机构
代理人
主权项
地址
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