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发明名称
Windshield cleaner
摘要
申请公布号
US1980568(A)
申请公布日期
1934.11.13
申请号
US19330668777
申请日期
1933.05.01
申请人
BECKWITH WALTER M
发明人
BECKWITH WALTER M.
分类号
主分类号
代理机构
代理人
主权项
地址
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