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发明名称
Apparatus for handling material
摘要
申请公布号
US1948305(A)
申请公布日期
1934.02.20
申请号
US19300440927
申请日期
1930.04.02
申请人
ELECTRICAL RESEARCH PRODUCTS INC.
发明人
MCILVRIED EDWIN J.
分类号
B65H54/28;B65H54/32
主分类号
B65H54/28
代理机构
代理人
主权项
地址
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