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发明名称
Tonnage totalizer
摘要
申请公布号
US2720972(A)
申请公布日期
1955.10.18
申请号
US19540425491
申请日期
1954.04.26
申请人
SMITH-DOUGLASS COMPANY, INCORPORATED
发明人
HOLLINGSWORTH CLINTON A.
分类号
B03B5/50
主分类号
B03B5/50
代理机构
代理人
主权项
地址
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